--- a/build/automation-build.mk
+++ b/build/automation-build.mk
@@ -27,22 +27,16 @@ AUTOMATION_PPARGS += -DIS_MAC=0
 endif
 
 ifeq ($(OS_ARCH),Linux)
 AUTOMATION_PPARGS += -DIS_LINUX=1
 else
 AUTOMATION_PPARGS += -DIS_LINUX=0
 endif
 
-ifeq ($(MOZ_BUILD_APP),camino)
-AUTOMATION_PPARGS += -DIS_CAMINO=1
-else
-AUTOMATION_PPARGS += -DIS_CAMINO=0
-endif
-
 ifeq ($(host_os), cygwin)
 AUTOMATION_PPARGS += -DIS_CYGWIN=1
 endif
 
 ifeq ($(ENABLE_TESTS), 1)
 AUTOMATION_PPARGS += -DIS_TEST_BUILD=1
 else
 AUTOMATION_PPARGS += -DIS_TEST_BUILD=0

--- a/build/automation.py.in
+++ b/build/automation.py.in
@@ -61,17 +61,16 @@ from mozprofile.permissions import Serve
 #expand _IS_WIN32 = len("__WIN32__") != 0
 #expand _IS_MAC = __IS_MAC__ != 0
 #expand _IS_LINUX = __IS_LINUX__ != 0
 #ifdef IS_CYGWIN
 #expand _IS_CYGWIN = __IS_CYGWIN__ == 1
 #else
 _IS_CYGWIN = False
 #endif
-#expand _IS_CAMINO = __IS_CAMINO__ != 0
 #expand _BIN_SUFFIX = __BIN_SUFFIX__
 
 #expand _DEFAULT_APP = "./" + __BROWSER_PATH__
 #expand _CERTS_SRC_DIR = __CERTS_SRC_DIR__
 #expand _IS_TEST_BUILD = __IS_TEST_BUILD__
 #expand _IS_DEBUG_BUILD = __IS_DEBUG_BUILD__
 #expand _CRASHREPORTER = __CRASHREPORTER__ == 1
 #expand _IS_ASAN = __IS_ASAN__ == 1
@@ -135,17 +134,16 @@ class Automation(object):
   for setting up the browser environment.
   """
 
   DIST_BIN = _DIST_BIN
   IS_WIN32 = _IS_WIN32
   IS_MAC = _IS_MAC
   IS_LINUX = _IS_LINUX
   IS_CYGWIN = _IS_CYGWIN
-  IS_CAMINO = _IS_CAMINO
   BIN_SUFFIX = _BIN_SUFFIX
 
   UNIXISH = not IS_WIN32 and not IS_MAC
 
   DEFAULT_APP = _DEFAULT_APP
   CERTS_SRC_DIR = _CERTS_SRC_DIR
   IS_TEST_BUILD = _IS_TEST_BUILD
   IS_DEBUG_BUILD = _IS_DEBUG_BUILD
@@ -745,17 +743,17 @@ class Automation(object):
     if status != 0 and not didTimeout and not hitMaxTime:
       self.log.info("TEST-UNEXPECTED-FAIL | %s | Exited with code %d during test run", self.lastTestSeen, status)
     return status
 
   def buildCommandLine(self, app, debuggerInfo, profileDir, testURL, extraArgs):
     """ build the application command line """
 
     cmd = os.path.abspath(app)
-    if self.IS_MAC and not self.IS_CAMINO and os.path.exists(cmd + "-bin"):
+    if self.IS_MAC and os.path.exists(cmd + "-bin"):
       # Prefer 'app-bin' in case 'app' is a shell script.
       # We can remove this hack once bug 673899 etc are fixed.
       cmd += "-bin"
 
     args = []
 
     if debuggerInfo:
       args.extend(debuggerInfo.args)
@@ -767,20 +765,17 @@ class Automation(object):
 
     if self.IS_CYGWIN:
       profileDirectory = commands.getoutput("cygpath -w \"" + profileDir + "/\"")
     else:
       profileDirectory = profileDir + "/"
 
     args.extend(("-no-remote", "-profile", profileDirectory))
     if testURL is not None:
-      if self.IS_CAMINO:
-        args.extend(("-url", testURL))
-      else:
-        args.append((testURL))
+      args.append((testURL))
     args.extend(extraArgs)
     return cmd, args
 
   def checkForZombies(self, processLog, utilityPath, debuggerInfo):
     """ Look for hung processes """
     if not os.path.exists(processLog):
       self.log.info('Automation Error: PID log not found: %s', processLog)
       # Whilst no hung process was found, the run should still display as a failure

--- a/build/binary-location.mk
+++ b/build/binary-location.mk
@@ -7,17 +7,13 @@
 ifneq (,$(filter WINNT,$(OS_ARCH)))
 program = $(MOZ_APP_NAME)$(BIN_SUFFIX)
 else
 program = $(MOZ_APP_NAME)-bin$(BIN_SUFFIX)
 endif
 
 TARGET_DIST = $(TARGET_DEPTH)/dist
 
-ifeq ($(MOZ_BUILD_APP),camino)
-browser_path = $(TARGET_DIST)/Camino.app/Contents/MacOS/Camino
-else
 ifeq ($(OS_ARCH),Darwin)
 browser_path = $(TARGET_DIST)/$(MOZ_MACBUNDLE_NAME)/Contents/MacOS/$(program)
 else
 browser_path = $(TARGET_DIST)/bin/$(program)
 endif
-endif

--- a/layout/forms/nsComboboxControlFrame.cpp
+++ b/layout/forms/nsComboboxControlFrame.cpp
@@ -1591,22 +1591,17 @@ nsComboboxControlFrame::RestoreState(nsP
     return NS_ERROR_FAILURE;
 
   nsIStatefulFrame* stateful = do_QueryFrame(mListControlFrame);
   NS_ASSERTION(stateful, "Must implement nsIStatefulFrame");
   return stateful->RestoreState(aState);
 }
 
 
-//
-// Camino uses a native widget for the combobox
-// popup, which affects drawing and event
-// handling here and in nsListControlFrame.
-//
-// Also, Fennec use a custom combobox built-in widget
+// Fennec uses a custom combobox built-in widget.
 //
 
 /* static */
 bool
 nsComboboxControlFrame::ToolkitHasNativePopup()
 {
 #ifdef MOZ_USE_NATIVE_POPUP_WINDOWS
   return true;

--- a/testing/profiles/prefs_general.js
+++ b/testing/profiles/prefs_general.js
@@ -72,18 +72,16 @@ user_pref("extensions.installDistroAddon
 // XPI extensions are required for test harnesses to load
 user_pref("extensions.defaultProviders.enabled", true);
 
 user_pref("geo.wifi.uri", "http://%(server)s/tests/dom/tests/mochitest/geolocation/network_geolocation.sjs");
 user_pref("geo.wifi.timeToWaitBeforeSending", 2000);
 user_pref("geo.wifi.scan", false);
 user_pref("geo.wifi.logging.enabled", true);
 
-user_pref("camino.warn_when_closing", false); // Camino-only, harmless to others
-
 // Make url-classifier updates so rare that they won't affect tests
 user_pref("urlclassifier.updateinterval", 172800);
 // Point the url-classifier to the local testing server for fast failures
 user_pref("browser.safebrowsing.gethashURL", "http://%(server)s/safebrowsing-dummy/gethash");
 user_pref("browser.safebrowsing.updateURL", "http://%(server)s/safebrowsing-dummy/update");
 user_pref("browser.safebrowsing.appRepURL", "http://%(server)s/safebrowsing-dummy/update");
 user_pref("browser.trackingprotection.gethashURL", "http://%(server)s/safebrowsing-dummy/gethash");
 user_pref("browser.trackingprotection.updateURL", "http://%(server)s/safebrowsing-dummy/update");

--- a/widget/cocoa/nsAppShell.mm
+++ b/widget/cocoa/nsAppShell.mm
@@ -161,17 +161,17 @@ nsAppShell::nsAppShell()
 , mRunningEventLoop(false)
 , mStarted(false)
 , mTerminated(false)
 , mSkippedNativeCallback(false)
 , mNativeEventCallbackDepth(0)
 , mNativeEventScheduledDepth(0)
 {
   // A Cocoa event loop is running here if (and only if) we've been embedded
-  // by a Cocoa app (like Camino).
+  // by a Cocoa app.
   mRunningCocoaEmbedded = [NSApp isRunning] ? true : false;
 }
 
 nsAppShell::~nsAppShell()
 {
   NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
 
   if (mCFRunLoop) {
@@ -227,18 +227,18 @@ RemoveScreenWakeLockListener()
 // interrupt the main native run loop.
 //
 // public
 nsresult
 nsAppShell::Init()
 {
   NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
 
-  // No event loop is running yet (unless Camino is running, or another
-  // embedding app that uses NSApplicationMain()).
+  // No event loop is running yet (unless an embedding app that uses
+  // NSApplicationMain() is running).
   NSAutoreleasePool* localPool = [[NSAutoreleasePool alloc] init];
 
   // mAutoreleasePools is used as a stack of NSAutoreleasePool objects created
   // by |this|.  CFArray is used instead of NSArray because NSArray wants to
   // retain each object you add to it, and you can't retain an
   // NSAutoreleasePool.
   mAutoreleasePools = ::CFArrayCreateMutable(nullptr, 0, nullptr);
   NS_ENSURE_STATE(mAutoreleasePools);
@@ -253,19 +253,18 @@ nsAppShell::Init()
 
   nsAutoCString nibPath;
   rv = nibFile->GetNativePath(nibPath);
   NS_ENSURE_SUCCESS(rv, rv);
 
   // This call initializes NSApplication unless:
   // 1) we're using xre -- NSApp's already been initialized by
   //    MacApplicationDelegate.mm's EnsureUseCocoaDockAPI().
-  // 2) Camino is running (or another embedding app that uses
-  //    NSApplicationMain()) -- NSApp's already been initialized and
-  //    its main run loop is already running.
+  // 2) an embedding app that uses NSApplicationMain() is running -- NSApp's
+  //    already been initialized and its main run loop is already running.
   [NSBundle loadNibFile:
                      [NSString stringWithUTF8String:(const char*)nibPath.get()]
       externalNameTable:
            [NSDictionary dictionaryWithObject:[GeckoNSApplication sharedApplication]
                                        forKey:@"NSOwner"]
                withZone:NSDefaultMallocZone()];
 
   mDelegate = [[AppShellDelegate alloc] initWithAppShell:this];
@@ -292,17 +291,17 @@ nsAppShell::Init()
   rv = nsBaseAppShell::Init();
 
 #ifndef __LP64__
   TextInputHandler::InstallPluginKeyEventsHandler();
 #endif
 
   if (!gAppShellMethodsSwizzled) {
     // We should only replace the original terminate: method if we're not
-    // running in a Cocoa embedder (like Camino).  See bug 604901.
+    // running in a Cocoa embedder. See bug 604901.
     if (!mRunningCocoaEmbedded) {
       nsToolkit::SwizzleMethods([NSApplication class], @selector(terminate:),
                                 @selector(nsAppShell_NSApplication_terminate:));
     }
     gAppShellMethodsSwizzled = true;
   }
 
   [localPool release];
@@ -613,18 +612,18 @@ nsAppShell::ProcessNextNativeEvent(bool 
 // Run
 //
 // Overrides the base class's Run() method to call [NSApp run] (which spins
 // the native run loop until the application quits).  Since (unlike the base
 // class's Run() method) we don't process any Gecko events here, they need
 // to be processed elsewhere (in NativeEventCallback(), called from
 // ProcessGeckoEvents()).
 //
-// Camino calls [NSApp run] on its own (via NSApplicationMain()), and so
-// doesn't call nsAppShell::Run().
+// Camino called [NSApp run] on its own (via NSApplicationMain()), and so
+// didn't call nsAppShell::Run().
 //
 // public
 NS_IMETHODIMP
 nsAppShell::Run(void)
 {
   NS_ASSERTION(!mStarted, "nsAppShell::Run() called multiple times");
   if (mStarted || mTerminated)
     return NS_OK;

--- a/widget/cocoa/nsCocoaWindow.mm
+++ b/widget/cocoa/nsCocoaWindow.mm
@@ -233,17 +233,17 @@ static void FitRectToVisibleAreaForScree
   // some reason this works around bug 740923.  Yes, it's a bodacious hack.
   // But until we know more it will have to do.
   if (aUsesNativeFullScreen && aRect.y == 0 && aRect.height == screenBounds.height) {
     aRect.y = 22;
     aRect.height -= 22;
   }
 }
 
-// Some applications like Camino use native popup windows
+// Some applications use native popup windows
 // (native context menus, native tooltips)
 static bool UseNativePopupWindows()
 {
 #ifdef MOZ_USE_NATIVE_POPUP_WINDOWS
   return true;
 #else
   return false;
 #endif /* MOZ_USE_NATIVE_POPUP_WINDOWS */

--- a/widget/cocoa/nsToolkit.mm
+++ b/widget/cocoa/nsToolkit.mm
@@ -200,17 +200,17 @@ static CGEventRef EventTapCallback(CGEve
 void
 nsToolkit::RegisterForAllProcessMouseEvents()
 {
   NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
 
   if (getenv("MOZ_DEBUG"))
     return;
 
-  // Don't do this for apps that (like Camino) use native context menus.
+  // Don't do this for apps that use native context menus.
 #ifdef MOZ_USE_NATIVE_POPUP_WINDOWS
   return;
 #endif /* MOZ_USE_NATIVE_POPUP_WINDOWS */
 
   if (!mEventTapRLS) {
     // Using an event tap for mouseDown events (instead of installing a
     // handler for them on the EventMonitor target) works around an Apple
     // bug that causes OS menus (like the Clock menu) not to work properly

--- a/widget/cocoa/nsWindowMap.mm
+++ b/widget/cocoa/nsWindowMap.mm
@@ -163,17 +163,17 @@
   [super dealloc];
 
   NS_OBJC_END_TRY_ABORT_BLOCK;
 }
 
 // As best I can tell, if the notification's object has a corresponding
 // top-level widget (an nsCocoaWindow object), it has a delegate (set in
 // nsCocoaWindow::StandardCreate()) of class WindowDelegate, and otherwise
-// not (Camino doesn't use top-level widgets (nsCocoaWindow objects) --
+// not (Camino didn't use top-level widgets (nsCocoaWindow objects) --
 // only child widgets (nsChildView objects)).  (The notification is sent
 // to windowBecameKey: or windowBecameMain: below.)
 //
 // For use with clients that (like Firefox) do use top-level widgets (and
 // have NSWindow delegates of class WindowDelegate).
 + (void)activateInWindow:(NSWindow*)aWindow
 {
   NS_OBJC_BEGIN_TRY_ABORT_BLOCK;