Move Frame to the Oilpan heap.

Source/core/editing/TypingCommand.cpp

 /*
  * Copyright (C) 2005, 2006, 2007, 2008 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 22 matching lines @@
 #include "core/editing/BreakBlockquoteCommand.h"
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/InsertLineBreakCommand.h"
 #include "core/editing/InsertParagraphSeparatorCommand.h"
 #include "core/editing/InsertTextCommand.h"
 #include "core/editing/SpellChecker.h"
 #include "core/editing/VisiblePosition.h"
 #include "core/editing/VisibleUnits.h"
 #include "core/editing/htmlediting.h"
+#include "core/frame/FrameProtector.h"
 #include "core/frame/LocalFrame.h"
 #include "core/html/HTMLBRElement.h"
 #include "core/rendering/RenderObject.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
 class TypingCommandLineOperation
 {
@@ skipping 109 matching lines @@
 
     if (!text.isEmpty())
         document.frame()->spellChecker().updateMarkersForWordsAffectedByEditing(isSpaceOrNewline(text[0]));
 
     insertText(document, text, frame->selection().selection(), options, composition);
 }
 
 // FIXME: We shouldn't need to take selectionForInsertion. It should be identical to FrameSelection's current selection.
 void TypingCommand::insertText(Document& document, const String& text, const VisibleSelection& selectionForInsertion, Options options, TextCompositionType compositionType)
 {
-    RefPtr<LocalFrame> frame = document.frame();
+    LocalFrame* frame = document.frame();
+    FrameProtector protect(frame);
     ASSERT(frame);
 
     VisibleSelection currentSelection = frame->selection().selection();
 
     String newText = dispatchBeforeTextInsertedEvent(text, selectionForInsertion, compositionType == TextCompositionUpdate);
 
     // Set the starting and ending selection appropriately if we are using a selection
     // that is different from the current selection.  In the future, we should change EditCommand
     // to deal with custom selections in a general way that can be used by all of the commands.
-    if (RefPtrWillBeRawPtr<TypingCommand> lastTypingCommand = lastTypingCommandIfStillOpenForTyping(frame.get())) {
+    if (RefPtrWillBeRawPtr<TypingCommand> lastTypingCommand = lastTypingCommandIfStillOpenForTyping(frame)) {
         if (lastTypingCommand->endingSelection() != selectionForInsertion) {
             lastTypingCommand->setStartingSelection(selectionForInsertion);
             lastTypingCommand->setEndingSelection(selectionForInsertion);
         }
 
         lastTypingCommand->setCompositionType(compositionType);
         lastTypingCommand->setShouldRetainAutocorrectionIndicator(options & RetainAutocorrectionIndicator);
         lastTypingCommand->setShouldPreventSpellChecking(options & PreventSpellChecking);
         lastTypingCommand->insertText(newText, options & SelectInsertedText);
         return;
     }
 
     RefPtrWillBeRawPtr<TypingCommand> cmd = TypingCommand::create(document, InsertText, newText, options, compositionType);
-    applyTextInsertionCommand(frame.get(), cmd, selectionForInsertion, currentSelection);
+    applyTextInsertionCommand(frame, cmd, selectionForInsertion, currentSelection);
 }
 
 void TypingCommand::insertLineBreak(Document& document, Options options)
 {
     if (RefPtrWillBeRawPtr<TypingCommand> lastTypingCommand = lastTypingCommandIfStillOpenForTyping(document.frame())) {
         lastTypingCommand->setShouldRetainAutocorrectionIndicator(options & RetainAutocorrectionIndicator);
         lastTypingCommand->insertLineBreak();
         return;
     }
 
@@ skipping 417 matching lines @@
     ASSERT_NOT_REACHED();
     m_preservesTypingStyle = false;
 }
 
 bool TypingCommand::isTypingCommand() const
 {
     return true;
 }
 
 } // namespace blink