--- a/content/events/src/nsEventStateManager.cpp
+++ b/content/events/src/nsEventStateManager.cpp
@@ -3296,16 +3296,21 @@ TabParent*
 nsEventStateManager::GetCrossProcessTarget()
 {
   return TabParent::GetIMETabParent();
 }
 
 PRBool
 nsEventStateManager::IsTargetCrossProcess(nsGUIEvent *aEvent)
 {
+  // Check to see if there is a focused, editable content in chrome,
+  // in that case, do not forward IME events to content
+  nsIContent *focusedContent = GetFocusedContent();
+  if (focusedContent && focusedContent->IsEditable())
+    return PR_FALSE;
   return TabParent::GetIMETabParent() != nsnull;
 }
 #endif
 
 NS_IMETHODIMP
 nsEventStateManager::NotifyDestroyPresContext(nsPresContext* aPresContext)
 {
   nsIMEStateManager::OnDestroyPresContext(aPresContext);