--- a/browser/components/certerror/moz.build
+++ b/browser/components/certerror/moz.build
@@ -1,7 +1,9 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-TEST_DIRS += ['test']
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/certerror/test/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

--- a/browser/components/dirprovider/moz.build
+++ b/browser/components/dirprovider/moz.build
@@ -1,20 +1,21 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-TEST_DIRS += ['tests']
-
 MODULE = 'browserdir'
 
 EXPORTS.mozilla.browser += [
     'DirectoryProvider.h',
 ]
 
 CPP_SOURCES += [
     'DirectoryProvider.cpp',
 ]
 
 LIBRARY_NAME = 'browserdir_s'
 
+XPCSHELL_TESTS_MANIFESTS += [
+    'tests/unit/xpcshell.ini',
+]

deleted file mode 100644
--- a/browser/components/dirprovider/tests/moz.build
+++ /dev/null
@@ -1,9 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-MODULE = 'test_browserdir'
-
-XPCSHELL_TESTS_MANIFESTS += ['unit/xpcshell.ini']

--- a/browser/components/downloads/moz.build
+++ b/browser/components/downloads/moz.build
@@ -1,8 +1,15 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += ['src']
-TEST_DIRS += ['test']
+
+XPCSHELL_TESTS_MANIFESTS += [
+    'test/unit/xpcshell.ini',
+]
+
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/downloads/test/browser/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

deleted file mode 100644
--- a/browser/components/downloads/test/moz.build
+++ /dev/null
@@ -1,9 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-DIRS += ['browser']
-
-XPCSHELL_TESTS_MANIFESTS += ['unit/xpcshell.ini']

--- a/browser/components/feeds/moz.build
+++ b/browser/components/feeds/moz.build
@@ -1,8 +1,19 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += ['public', 'src']
-TEST_DIRS += ['test']
+
+XPCSHELL_TESTS_MANIFESTS += [
+    'test/unit/xpcshell.ini',
+]
+
+MOCHITEST_CHROME_MANIFESTS += [
+    'test/chrome/chrome.ini',
+]
+
+MOCHITEST_MANIFESTS += [
+    'test/mochitest.ini'
+]

deleted file mode 100644
--- a/browser/components/feeds/test/chrome/Makefile.in
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-# sample_feed.atom was copied from toolkit/components/places/tests/chrome
-MOCHITEST_FILES	= \
-		sample_feed.atom \
-		$(NULL)
-

--- a/browser/components/feeds/test/chrome/chrome.ini
+++ b/browser/components/feeds/test/chrome/chrome.ini
@@ -1,6 +1,7 @@
 [DEFAULT]
+support-files = sample_feed.atom
 
 [test_423060.xul]
 [test_bug368464.html]
 [test_bug408328.html]
 [test_maxSniffing.html]

deleted file mode 100644
--- a/browser/components/feeds/test/chrome/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-MOCHITEST_CHROME_MANIFESTS += ['chrome.ini']
-

deleted file mode 100644
--- a/browser/components/feeds/test/moz.build
+++ /dev/null
@@ -1,14 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-DIRS += ['chrome']
-
-MODULE = 'test_browser_feeds'
-
-XPCSHELL_TESTS_MANIFESTS += ['unit/xpcshell.ini']
-
-MOCHITEST_MANIFESTS += ['mochitest.ini']
-

--- a/browser/components/migration/moz.build
+++ b/browser/components/migration/moz.build
@@ -1,8 +1,11 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += ['public', 'src']
-TEST_DIRS += ['tests']
+
+XPCSHELL_TESTS_MANIFESTS += [
+    'tests/unit/xpcshell.ini',
+]

deleted file mode 100644
--- a/browser/components/migration/tests/moz.build
+++ /dev/null
@@ -1,7 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-XPCSHELL_TESTS_MANIFESTS += ['unit/xpcshell.ini']

--- a/browser/components/moz.build
+++ b/browser/components/moz.build
@@ -16,20 +16,16 @@ PARALLEL_DIRS += [
     'search',
     'sessionstore',
     'shell',
     'sidebar',
     'tabview',
     'migration',
 ]
 
-if CONFIG['MOZ_SAFE_BROWSING']:
-    PARALLEL_DIRS += ['safebrowsing']
-
-TEST_DIRS += ['test']
 DIRS += ['build']
 
 XPIDL_SOURCES += [
     'nsIBrowserGlue.idl',
     'nsIBrowserHandler.idl',
 ]
 
 XPIDL_MODULE = 'browsercompsbase'
@@ -43,8 +39,15 @@ EXTRA_PP_COMPONENTS += [
     'nsBrowserContentHandler.js',
     'nsBrowserGlue.js',
 ]
 
 EXTRA_JS_MODULES += [
     'distribution.js',
 ]
 
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser.ini'
+]
+
+if CONFIG['MOZ_SAFE_BROWSING']:
+    BROWSER_CHROME_MANIFESTS += ['safebrowsing/content/test/browser.ini']
+

--- a/browser/components/places/moz.build
+++ b/browser/components/places/moz.build
@@ -1,9 +1,19 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += ['src']
-TEST_DIRS += ['tests']
+
+XPCSHELL_TESTS_MANIFESTS += [
+    'tests/unit/xpcshell.ini',
+]
 
+MOCHITEST_CHROME_MANIFESTS += [
+    'tests/chrome/chrome.ini'
+]
+
+BROWSER_CHROME_MANIFESTS += [
+    'tests/browser/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/places/tests/browser/Makefile.in
+++ /dev/null
@@ -1,38 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-MOCHITEST_BROWSER_FILES = \
-	head.js \
-	browser_0_library_left_pane_migration.js \
-	browser_library_left_pane_fixnames.js \
-	browser_425884.js \
-	browser_475045.js \
-	browser_423515.js \
-	browser_410196_paste_into_tags.js \
-	browser_sort_in_library.js \
-	browser_library_open_leak.js \
-	browser_library_panel_leak.js \
-	browser_library_search.js \
-	browser_history_sidebar_search.js \
-	browser_bookmarksProperties.js \
-	$(filter disabled-for-very-frequent-oranges--bug-551540, browser_forgetthissite_single.js) \
-	browser_library_left_pane_commands.js \
-	browser_drag_bookmarks_on_toolbar.js \
-	browser_library_middleclick.js \
-	browser_library_views_liveupdate.js \
-	browser_views_liveupdate.js \
-	$(filter temporarily-disabled-for-breaking-the-treeview--bug-658744, browser_sidebarpanels_click.js) \
-	sidebarpanels_click_test_page.html \
-	browser_library_infoBox.js \
-	browser_markPageAsFollowedLink.js \
-	framedPage.html \
-	frameLeft.html \
-	frameRight.html \
-	browser_toolbar_migration.js \
-	browser_library_batch_delete.js \
-	browser_555547.js \
-	browser_416459_cut.js \
-	browser_library_downloads.js \
-	browser_library_left_pane_select_hierarchy.js \
-	$(NULL)

new file mode 100644
--- /dev/null
+++ b/browser/components/places/tests/browser/browser.ini
@@ -0,0 +1,47 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+[DEFAULT]
+support-files =
+  head.js
+  framedPage.html
+  frameLeft.html
+  frameRight.html
+  sidebarpanels_click_test_page.html
+
+[browser_0_library_left_pane_migration.js]
+[browser_library_left_pane_fixnames.js]
+[browser_425884.js]
+[browser_475045.js]
+[browser_423515.js]
+[browser_410196_paste_into_tags.js]
+[browser_sort_in_library.js]
+[browser_library_open_leak.js]
+[browser_library_panel_leak.js]
+[browser_library_search.js]
+[browser_history_sidebar_search.js]
+[browser_bookmarksProperties.js]
+
+[browser_forgetthissite_single.js]
+# disabled for very frequent oranges - bug 551540
+skip-if = true
+
+[browser_library_left_pane_commands.js]
+[browser_drag_bookmarks_on_toolbar.js]
+[browser_library_middleclick.js]
+[browser_library_views_liveupdate.js]
+[browser_views_liveupdate.js]
+
+[browser_sidebarpanels_click.js]
+# temporarily disabled for breaking the treeview - bug 658744
+skip-if = true
+
+[browser_library_infoBox.js]
+[browser_markPageAsFollowedLink.js]
+[browser_toolbar_migration.js]
+[browser_library_batch_delete.js]
+[browser_555547.js]
+[browser_416459_cut.js]
+[browser_library_downloads.js]
+[browser_library_left_pane_select_hierarchy.js]

deleted file mode 100644
--- a/browser/components/places/tests/browser/moz.build
+++ /dev/null
@@ -1,6 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-

deleted file mode 100644
--- a/browser/components/places/tests/chrome/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-MOCHITEST_CHROME_MANIFESTS += ['chrome.ini']
-

deleted file mode 100644
--- a/browser/components/places/tests/moz.build
+++ /dev/null
@@ -1,11 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-DIRS += ['browser', 'chrome']
-
-MODULE = 'test_browser_places'
-
-XPCSHELL_TESTS_MANIFESTS += ['unit/xpcshell.ini']

--- a/browser/components/preferences/in-content/moz.build
+++ b/browser/components/preferences/in-content/moz.build
@@ -1,7 +1,6 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-TEST_DIRS += ['tests']

deleted file mode 100644
--- a/browser/components/preferences/in-content/tests/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

--- a/browser/components/preferences/moz.build
+++ b/browser/components/preferences/moz.build
@@ -1,8 +1,12 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 PARALLEL_DIRS += ['in-content']
-TEST_DIRS += ['tests']
+
+BROWSER_CHROME_MANIFESTS += [
+    'in-content/tests/browser.ini',
+    'tests/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/preferences/tests/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

--- a/browser/components/privatebrowsing/moz.build
+++ b/browser/components/privatebrowsing/moz.build
@@ -1,10 +1,9 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-TEST_DIRS += ['test']
-
-MODULE = 'privatebrowsing'
-
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/privatebrowsing/test/browser/moz.build
+++ /dev/null
@@ -1,10 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-MODULE = 'test_privatebrowsing'
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

deleted file mode 100644
--- a/browser/components/privatebrowsing/test/moz.build
+++ /dev/null
@@ -1,10 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-DIRS += ['browser']
-
-MODULE = 'test_privatebrowsing'
-

deleted file mode 100644
--- a/browser/components/safebrowsing/content/test/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

deleted file mode 100644
--- a/browser/components/safebrowsing/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-TEST_DIRS += ['content/test']
-

--- a/browser/components/search/moz.build
+++ b/browser/components/search/moz.build
@@ -1,7 +1,9 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-TEST_DIRS += ['test']
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/search/test/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

--- a/browser/components/sessionstore/moz.build
+++ b/browser/components/sessionstore/moz.build
@@ -1,16 +1,22 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += ['src']
-TEST_DIRS += ['test']
 
 XPIDL_SOURCES += [
     'nsISessionStartup.idl',
     'nsISessionStore.idl',
 ]
 
 MODULE = 'sessionstore'
 
+XPCSHELL_TESTS_MANIFESTS += [
+    'test/unit/xpcshell.ini',
+]
+
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/sessionstore/test/Makefile.in
+++ /dev/null
@@ -1,165 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-# browser_506482.js is disabled because of frequent failures (bug 538672)
-# browser_526613.js is disabled because of frequent failures (bug 534489)
-# browser_589246.js is disabled for leaking browser windows (bug 752467)
-# browser_580512.js is disabled for leaking browser windows (bug 752467)
-
-MOCHITEST_BROWSER_FILES = \
-	head.js \
-	browser_attributes.js \
-	browser_capabilities.js \
-	browser_dying_cache.js \
-	browser_form_restore_events.js \
-	browser_form_restore_events_sample.html \
-	browser_formdata_format.js \
-	browser_formdata_format_sample.html \
-	browser_input.js \
-	browser_input_sample.html \
-	browser_pageshow.js \
-	browser_sessionStorage.js \
-	browser_tabStateCache.js \
-	browser_upgrade_backup.js \
-	browser_windowRestore_perwindowpb.js \
-	browser_248970_b_perwindowpb.js \
-	browser_248970_b_sample.html \
-	browser_339445.js \
-	browser_339445_sample.html \
-	browser_345898.js \
-	browser_346337.js \
-	browser_346337_sample.html \
-	browser_350525.js \
-	browser_354894_perwindowpb.js \
-	browser_367052.js \
-	browser_393716.js \
-	browser_394759_basic.js \
-	browser_394759_behavior.js \
-	browser_394759_perwindowpb.js \
-	browser_394759_purge.js \
-	browser_408470.js \
-	browser_408470_sample.html \
-	browser_423132.js \
-	browser_423132_sample.html \
-	browser_447951.js \
-	browser_447951_sample.html \
-	browser_448741.js \
-	browser_454908.js \
-	browser_454908_sample.html \
-	browser_456342.js \
-	browser_456342_sample.xhtml \
-	browser_461634.js \
-	browser_463205.js \
-	browser_463205_helper.html \
-	browser_463205_sample.html \
-	browser_463206.js \
-	browser_463206_sample.html \
-	browser_464199.js \
-	browser_465215.js \
-	browser_465223.js \
-	browser_466937.js \
-	browser_466937_sample.html \
-	browser_467409-backslashplosion.js \
-	browser_477657.js \
-	browser_480148.js \
-	browser_480893.js \
-	browser_483330.js \
-	browser_485482.js \
-	browser_485482_sample.html \
-	browser_485563.js \
-	browser_490040.js \
-	browser_491168.js \
-	browser_491577.js \
-	browser_495495.js \
-	browser_500328.js \
-	browser_514751.js \
-	browser_522375.js \
-	browser_522545.js \
-	browser_524745.js \
-	browser_528776.js \
-	browser_579868.js \
-	browser_579879.js \
-	browser_581593.js \
-	browser_581937.js \
-	browser_586147.js \
-	browser_586068-apptabs.js \
-	browser_586068-apptabs_ondemand.js \
-	browser_586068-browser_state_interrupted.js \
-	browser_586068-cascade.js \
-	browser_586068-multi_window.js \
-	browser_586068-reload.js \
-	browser_586068-select.js \
-	browser_586068-window_state.js \
-	browser_586068-window_state_override.js \
-	browser_588426.js \
-	browser_590268.js \
-	browser_590563.js \
-	browser_595601-restore_hidden.js \
-	browser_597315.js \
-	browser_597315_index.html \
-	browser_597315_a.html \
-	browser_597315_b.html \
-	browser_597315_c.html \
-	browser_597315_c1.html \
-	browser_597315_c2.html \
-	browser_599909.js \
-	browser_600545.js \
-	browser_601955.js \
-	browser_607016.js \
-	browser_615394-SSWindowState_events.js \
-	browser_618151.js \
-	browser_623779.js \
-	browser_624727.js \
-	browser_625257.js \
-	browser_628270.js \
-	browser_635418.js \
-	browser_636279.js \
-	browser_637020.js \
-	browser_637020_slow.sjs \
-	browser_644409-scratchpads.js \
-	browser_645428.js \
-	browser_659591.js \
-	browser_662743.js \
-	browser_662743_sample.html \
-	browser_662812.js \
-	browser_665702-state_session.js \
-	browser_682507.js \
-	browser_687710.js \
-	browser_687710_2.js \
-	browser_694378.js \
-	browser_701377.js \
-	browser_705597.js \
-	browser_707862.js \
-	browser_739531.js \
-	browser_739531_sample.html \
-	browser_739805.js \
-	browser_819510_perwindowpb.js \
-	browser_833286_atomic_backup.js \
-	browser_916390_form_data_loss.js \
-	browser_916390_sample.html \
-	$(filter disabled-for-intermittent-failures--bug-766044, browser_459906_empty.html) \
-	$(filter disabled-for-intermittent-failures--bug-766044, browser_459906_sample.html) \
-	$(filter disabled-for-intermittent-failures--bug-765389, browser_461743_sample.html) \
-	$(NULL)
-
-# Disabled on Windows for frequent intermittent failures
-ifneq ($(OS_ARCH), WINNT)
-MOCHITEST_FILES += \
-	browser_464620_a.js \
-	browser_464620_a.html \
-	browser_464620_b.js \
-	browser_464620_b.html \
-	browser_464620_xd.html \
-	$(NULL)
-else
-$(filter disabled-for-intermittent-failures-on-windows--bug-552424, browser_464620_a.js)
-$(filter disabled-for-intermittent-failures-on-windows--bug-552424, browser_464620_b.js)
-endif
-
-ifneq ($(OS_ARCH),Darwin)
-MOCHITEST_BROWSER_FILES += \
-	browser_597071.js \
-	browser_625016.js \
-	$(NULL)
-endif

new file mode 100644
--- /dev/null
+++ b/browser/components/sessionstore/test/browser.ini
@@ -0,0 +1,165 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+# browser_506482.js is disabled because of frequent failures (bug 538672)
+# browser_526613.js is disabled because of frequent failures (bug 534489)
+# browser_589246.js is disabled for leaking browser windows (bug 752467)
+# browser_580512.js is disabled for leaking browser windows (bug 752467)
+
+[DEFAULT]
+support-files =
+  head.js
+  browser_form_restore_events_sample.html
+  browser_formdata_format_sample.html
+  browser_input_sample.html
+  browser_248970_b_sample.html
+  browser_339445_sample.html
+  browser_346337_sample.html
+  browser_408470_sample.html
+  browser_423132_sample.html
+  browser_447951_sample.html
+  browser_454908_sample.html
+  browser_456342_sample.xhtml
+  browser_463205_helper.html
+  browser_463205_sample.html
+  browser_463206_sample.html
+  browser_466937_sample.html
+  browser_485482_sample.html
+  browser_597315_index.html
+  browser_597315_a.html
+  browser_597315_b.html
+  browser_597315_c.html
+  browser_597315_c1.html
+  browser_597315_c2.html
+  browser_662743_sample.html
+  browser_739531_sample.html
+  browser_916390_sample.html
+
+#NB: the following are disabled
+#  browser_464620_a.html
+#  browser_464620_b.html 
+#  browser_464620_xd.html
+
+
+#disabled-for-intermittent-failures--bug-766044, browser_459906_empty.html
+#disabled-for-intermittent-failures--bug-766044, browser_459906_sample.html
+#disabled-for-intermittent-failures--bug-765389, browser_461743_sample.html
+
+[browser_attributes.js]
+[browser_capabilities.js]
+[browser_dying_cache.js]
+[browser_form_restore_events.js]
+[browser_formdata_format.js]
+[browser_input.js]
+[browser_pageshow.js]
+[browser_sessionStorage.js]
+[browser_tabStateCache.js]
+[browser_upgrade_backup.js]
+[browser_windowRestore_perwindowpb.js]
+[browser_248970_b_perwindowpb.js]
+[browser_339445.js]
+[browser_345898.js]
+[browser_346337.js]
+[browser_350525.js]
+[browser_354894_perwindowpb.js]
+[browser_367052.js]
+[browser_393716.js]
+[browser_394759_basic.js]
+[browser_394759_behavior.js]
+[browser_394759_perwindowpb.js]
+[browser_394759_purge.js]
+[browser_408470.js]
+[browser_423132.js]
+[browser_447951.js]
+[browser_448741.js]
+[browser_454908.js]
+[browser_456342.js]
+[browser_461634.js]
+[browser_463205.js]
+[browser_463206.js]
+[browser_464199.js]
+[browser_465215.js]
+[browser_465223.js]
+[browser_466937.js]
+[browser_467409-backslashplosion.js]
+[browser_477657.js]
+[browser_480148.js]
+[browser_480893.js]
+[browser_483330.js]
+[browser_485482.js]
+[browser_485563.js]
+[browser_490040.js]
+[browser_491168.js]
+[browser_491577.js]
+[browser_495495.js]
+[browser_500328.js]
+[browser_514751.js]
+[browser_522375.js]
+[browser_522545.js]
+[browser_524745.js]
+[browser_528776.js]
+[browser_579868.js]
+[browser_579879.js]
+[browser_581593.js]
+[browser_581937.js]
+[browser_586147.js]
+[browser_586068-apptabs.js]
+[browser_586068-apptabs_ondemand.js]
+[browser_586068-browser_state_interrupted.js]
+[browser_586068-cascade.js]
+[browser_586068-multi_window.js]
+[browser_586068-reload.js]
+[browser_586068-select.js]
+[browser_586068-window_state.js]
+[browser_586068-window_state_override.js]
+[browser_588426.js]
+[browser_590268.js]
+[browser_590563.js]
+[browser_595601-restore_hidden.js]
+[browser_597315.js]
+[browser_599909.js]
+[browser_600545.js]
+[browser_601955.js]
+[browser_607016.js]
+[browser_615394-SSWindowState_events.js]
+[browser_618151.js]
+[browser_623779.js]
+[browser_624727.js]
+[browser_625257.js]
+[browser_628270.js]
+[browser_635418.js]
+[browser_636279.js]
+[browser_637020.js]
+[browser_637020_slow.sjs]
+[browser_644409-scratchpads.js]
+[browser_645428.js]
+[browser_659591.js]
+[browser_662743.js]
+[browser_662812.js]
+[browser_665702-state_session.js]
+[browser_682507.js]
+[browser_687710.js]
+[browser_687710_2.js]
+[browser_694378.js]
+[browser_701377.js]
+[browser_705597.js]
+[browser_707862.js]
+[browser_739531.js]
+[browser_739805.js]
+[browser_819510_perwindowpb.js]
+[browser_833286_atomic_backup.js]
+[browser_916390_form_data_loss.js]
+
+# Disabled for frequent intermittent failures
+[browser_464620_a.js]
+skip-if = true
+[browser_464620_b.js]
+skip-if = true
+
+# Disabled on OS X:
+[browser_597071.js]
+skip-if = os == "mac"
+[browser_625016.js]
+skip-if = os == "mac"
+

deleted file mode 100644
--- a/browser/components/sessionstore/test/moz.build
+++ /dev/null
@@ -1,7 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-XPCSHELL_TESTS_MANIFESTS += ['unit/xpcshell.ini']

--- a/browser/components/shell/moz.build
+++ b/browser/components/shell/moz.build
@@ -1,8 +1,15 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += ['public', 'src']
-TEST_DIRS += ['test']
+
+XPCSHELL_TESTS_MANIFESTS += [
+    'test/unit/xpcshell.ini'
+]
+
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/shell/test/moz.build
+++ /dev/null
@@ -1,12 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-MODULE = 'test_browser_shell'
-
-XPCSHELL_TESTS_MANIFESTS += ['unit/xpcshell.ini']
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

deleted file mode 100644
--- a/browser/components/tabview/Makefile.in
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-include $(topsrcdir)/config/rules.mk
-
-libs::
-	$(NSINSTALL) $(srcdir)/modules/* $(FINAL_TARGET)/modules/tabview

--- a/browser/components/tabview/moz.build
+++ b/browser/components/tabview/moz.build
@@ -1,7 +1,12 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-TEST_DIRS += ['test']
+EXTRA_JS_MODULES = ['modules/utils.jsm']
+JS_MODULES_PATH  = 'modules/tabview'
+
+BROWSER_CHROME_MANIFESTS += [
+    'test/browser.ini',
+]

deleted file mode 100644
--- a/browser/components/tabview/test/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-

deleted file mode 100644
--- a/browser/components/test/moz.build
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-BROWSER_CHROME_MANIFESTS += ['browser.ini']
-