Return Frame&, not Frame* from RenderView::frame()

Source/web/WebDevToolsAgentImpl.cpp

 /*
  * Copyright (C) 2010-2011 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 194 matching lines @@
     {
         WebCore::FrameView* view = frameView();
         if (!view)
             return;
 
         m_emulatedFrameSize = WebSize(width, height);
         m_fitWindow = fitWindow;
         m_originalZoomFactor = 0;
         m_webView->setTextZoomFactor(textZoomFactor);
         applySizeOverrideInternal(view, FitWindowAllowed);
-        autoZoomPageToFitWidth(view->frame());
+        autoZoomPageToFitWidth(&view->frame());
 
         m_webView->sendResizeEventAndRepaint();
     }
 
     void autoZoomPageToFitWidthOnNavigation(Frame* frame)
     {
         FrameView* frameView = frame->view();
         applySizeOverrideInternal(frameView, FitWindowNotAllowed);
         m_originalZoomFactor = 0;
         applySizeOverrideInternal(frameView, FitWindowAllowed);
         autoZoomPageToFitWidth(frame);
     }
 
     void autoZoomPageToFitWidth(Frame* frame)
     {
-        if (!frame)
-            return;
-
         frame->setTextZoomFactor(m_webView->textZoomFactor());
         ensureOriginalZoomFactor(frame->view());
         Document* document = frame->document();
         float numerator = document->renderView() ? document->renderView()->viewWidth() : frame->view()->contentsWidth();
         float factor = m_originalZoomFactor * (numerator / m_emulatedFrameSize.width);
         frame->setPageAndTextZoomFactors(factor, m_webView->textZoomFactor());
         document->styleResolverChanged(RecalcStyleImmediately);
         document->updateLayout();
     }
 
@@ skipping 87 matching lines @@
     {
         WebSize scrollbarDimensions = forcedScrollbarDimensions(frameView);
 
         WebSize effectiveEmulatedSize = (fitWindowFlag == FitWindowAllowed) ? scaledEmulatedFrameSize(frameView) : m_emulatedFrameSize;
         int overrideWidth = effectiveEmulatedSize.width + scrollbarDimensions.width;
         int overrideHeight = effectiveEmulatedSize.height + scrollbarDimensions.height;
 
         if (IntSize(overrideWidth, overrideHeight) != frameView->size())
             frameView->resize(overrideWidth, overrideHeight);
 
-        Document* doc = frameView->frame()->document();
+        Document* doc = frameView->frame().document();
         doc->styleResolverChanged(RecalcStyleImmediately);
         doc->updateLayout();
     }
 
     WebCore::FrameView* frameView()
     {
         return m_webView->mainFrameImpl() ? m_webView->mainFrameImpl()->frameView() : 0;
     }
 
     WebViewImpl* m_webView;
@@ skipping 407 matching lines @@
         || commandName == InspectorBackendDispatcher::commandNames[InspectorBackendDispatcher::kProfiler_getCPUProfileCmd]
         || commandName == InspectorBackendDispatcher::commandNames[InspectorBackendDispatcher::kHeapProfiler_getHeapSnapshotCmd];
 }
 
 void WebDevToolsAgent::processPendingMessages()
 {
     PageScriptDebugServer::shared().runPendingTasks();
 }
 
 } // namespace WebKit