Bug 178324, refactor focus by moving all focus handling into one place and simplifying it, add many tests, fixes many other bugs too numerous to mention in this small checkin comment, r=josh,smichaud,ere,dbaron,marco,neil,gavin,smaug,sr=smaug (CLOSED TREE)

layout/forms/nsFileControlFrame.cpp

@@ -243,13 +243,6 @@ NS_QUERYFRAME_TAIL_INHERITING(nsBlockFrame)
 void 
 nsFileControlFrame::SetFocus(PRBool aOn, PRBool aRepaint)
 {
-  // Fix for Bug 6133 
-  if (mTextFrame) {
-    nsIContent* content = mTextFrame->GetContent();
-    if (content) {
-      content->SetFocus(PresContext());
-    }
-  }
 }
 
 /**