Change WTF::TemporaryChange to be an alias for AutoReset

third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp

 /*
  * Copyright (C) 2014 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 43 matching lines @@
 #include "public/web/WebWidgetClient.h"
 #include "web/CompositorMutatorImpl.h"
 #include "web/CompositorProxyClientImpl.h"
 #include "web/ContextMenuAllowedScope.h"
 #include "web/WebDevToolsAgentImpl.h"
 #include "web/WebInputEventConversion.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebPluginContainerImpl.h"
 #include "web/WebRemoteFrameImpl.h"
 #include "web/WebViewFrameWidget.h"
+#include "wtf/AutoReset.h"
 #include "wtf/PtrUtil.h"
 #include <memory>
 
 namespace blink {
 
 // WebFrameWidget ----------------------------------------------------------------
 
 WebFrameWidget* WebFrameWidget::create(WebWidgetClient* client, WebLocalFrame* localRoot)
 {
     // Pass the WebFrameWidget's self-reference to the caller.
@@ skipping 254 matching lines @@
     // Don't handle events once we've started shutting down.
     if (!page())
         return WebInputEventResult::NotHandled;
 
     // Report the event to be NOT processed by WebKit, so that the browser can handle it appropriately.
     if (m_ignoreInputEvents)
         return WebInputEventResult::NotHandled;
 
     // FIXME: pass event to m_localRoot's WebDevToolsAgentImpl once available.
 
-    TemporaryChange<const WebInputEvent*> currentEventChange(m_currentInputEvent, &inputEvent);
+    AutoReset<const WebInputEvent*> currentEventChange(&m_currentInputEvent, &inputEvent);
 
     if (m_mouseCaptureNode && WebInputEvent::isMouseEventType(inputEvent.type)) {
         TRACE_EVENT1("input", "captured mouse event", "type", inputEvent.type);
         // Save m_mouseCaptureNode since mouseCaptureLost() will clear it.
         Node* node = m_mouseCaptureNode;
 
         // Not all platforms call mouseCaptureLost() directly.
         if (inputEvent.type == WebInputEvent::MouseUp)
             mouseCaptureLost();
 
@@ skipping 769 matching lines @@
 
 HitTestResult WebFrameWidgetImpl::hitTestResultForRootFramePos(const IntPoint& posInRootFrame)
 {
     IntPoint docPoint(m_localRoot->frame()->view()->rootFrameToContents(posInRootFrame));
     HitTestResult result = m_localRoot->frame()->eventHandler().hitTestResultAtPoint(docPoint, HitTestRequest::ReadOnly | HitTestRequest::Active);
     result.setToShadowHostIfInUserAgentShadowRoot();
     return result;
 }
 
 } // namespace blink