[DevTools] Use device metrics emulation implemented in content.

Source/web/WebFrameImpl.cpp

 /*
  * Copyright (C) 2009 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 2096 matching lines @@
     , m_totalMatchCount(-1)
     , m_framesScopingCount(-1)
     , m_findRequestIdentifier(-1)
     , m_scopingInProgress(false)
     , m_lastFindRequestCompletedWithNoMatches(false)
     , m_nextInvalidateAfter(0)
     , m_findMatchMarkersVersion(0)
     , m_findMatchRectsAreValid(false)
     , m_embedderIdentifier(embedderIdentifier)
     , m_inSameDocumentHistoryLoad(false)
+    , m_inputEventsScaleFactorForEmulation(1)
 {
     WebKit::Platform::current()->incrementStatsCounter(webFrameActiveCount);
     frameCount++;
 }
 
 WebFrameImpl::~WebFrameImpl()
 {
     WebKit::Platform::current()->decrementStatsCounter(webFrameActiveCount);
     frameCount--;
 
@@ skipping 110 matching lines @@
 
     WebViewImpl* webView = viewImpl();
     bool isMainFrame = webView->mainFrameImpl()->frame() == frame();
     if (isMainFrame)
         webView->suppressInvalidations(true);
 
     frame()->createView(webView->size(), webView->baseBackgroundColor(), webView->isTransparent(), webView->fixedLayoutSize(), isMainFrame ? webView->isFixedLayoutModeEnabled() : 0);
     if (webView->shouldAutoResize() && isMainFrame)
         frame()->view()->enableAutoSizeMode(true, webView->minAutoSize(), webView->maxAutoSize());
 
+    frame()->view()->setInputEventsScaleFactorForEmulation(m_inputEventsScaleFactorForEmulation);
+
     if (isMainFrame)
         webView->suppressInvalidations(false);
-
-    if (isMainFrame && webView->devToolsAgentPrivate())
-        webView->devToolsAgentPrivate()->mainFrameViewCreated(this);
 }
 
 WebFrameImpl* WebFrameImpl::fromFrame(Frame* frame)
 {
     if (!frame)
         return 0;
     return static_cast<FrameLoaderClientImpl*>(frame->loader()->client())->webFrame();
 }
 
 WebFrameImpl* WebFrameImpl::fromFrameOwnerElement(Element* element)
@@ skipping 94 matching lines @@
         client()->didFailProvisionalLoad(this, webError);
     else
         client()->didFailLoad(this, webError);
 }
 
 void WebFrameImpl::setCanHaveScrollbars(bool canHaveScrollbars)
 {
     frame()->view()->setCanHaveScrollbars(canHaveScrollbars);
 }
 
+void WebFrameImpl::setInputEventsScaleFactorForEmulation(float contentScaleFactor)
+{
+    m_inputEventsScaleFactorForEmulation = contentScaleFactor;
+    if (frame()->view())
+        frame()->view()->setInputEventsScaleFactorForEmulation(m_inputEventsScaleFactorForEmulation);
+}
+
 void WebFrameImpl::invalidateArea(AreaToInvalidate area)
 {
     ASSERT(frame() && frame()->view());
     FrameView* view = frame()->view();
 
     if ((area & InvalidateAll) == InvalidateAll)
         view->invalidateRect(view->frameRect());
     else {
         if ((area & InvalidateContentArea) == InvalidateContentArea) {
             IntRect contentArea(
@@ skipping 138 matching lines @@
 
         // There is a possibility that the frame being detached was the only
         // pending one. We need to make sure final replies can be sent.
         flushCurrentScopingEffort(m_findRequestIdentifier);
 
         cancelPendingScopingEffort();
     }
 }
 
 } // namespace WebKit