[WIP] Add WebCore.UseCounter UMA to supercede FeatureObserver

third_party/WebKit/Source/core/loader/FrameLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) Research In Motion Limited 2009. All rights reserved.
  * Copyright (C) 2011 Kris Jordan <krisjordan@gmail.com>
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ skipping 432 matching lines @@
     // therefore now is a good time to report to the embedder the Content
     // Security Policies that have accumulated so far for the new navigation.
     m_frame->securityContext()->contentSecurityPolicy()->reportAccumulatedHeaders(client());
 
     // didObserveLoadingBehavior() must be called after dispatchDidCommitLoad() is called for the metrics tracking logic to handle it properly.
     if (client()->isControlledByServiceWorker(*m_documentLoader))
         client()->didObserveLoadingBehavior(WebLoadingBehaviorServiceWorkerControlled);
 
     TRACE_EVENT1("devtools.timeline", "CommitLoad", "data", InspectorCommitLoadEvent::data(m_frame));
     InspectorInstrumentation::didCommitLoad(m_frame, m_documentLoader.get());
-    m_frame->page()->didCommitLoad(m_frame);
+    m_frame->page()->deprecatedDidCommitFrameLoad(m_frame);
     dispatchDidClearDocumentOfWindowObject();
 
     takeObjectSnapshot();
 }
 
 void FrameLoader::didInstallNewDocument(bool dispatchWindowObjectAvailable)
 {
     ASSERT(m_frame);
     ASSERT(m_frame->document());
 
@@ skipping 671 matching lines @@
     // Check if the destination page is allowed to access the previous page's timing information.
     if (m_frame->document()) {
         RefPtr<SecurityOrigin> securityOrigin = SecurityOrigin::create(m_provisionalDocumentLoader->request().url());
         m_provisionalDocumentLoader->timing().setHasSameOriginAsPreviousDocument(securityOrigin->canRequest(m_frame->document()->url()));
     }
 
     if (!prepareForCommit())
         return;
 
     if (isLoadingMainFrame()) {
+        m_frame->page()->didCommitLoad();
         m_frame->page()->chromeClient().setEventListenerProperties(WebEventListenerClass::TouchStartOrMove, WebEventListenerProperties::Nothing);
         m_frame->page()->chromeClient().setEventListenerProperties(WebEventListenerClass::MouseWheel, WebEventListenerProperties::Nothing);
         m_frame->page()->chromeClient().setEventListenerProperties(WebEventListenerClass::TouchEndOrCancel, WebEventListenerProperties::Nothing);
     }
 
     client()->transitionToCommittedForNewPage();
     m_frame->navigationScheduler().cancel();
     m_frame->editor().clearLastEditCommand();
 
     // If we are still in the process of initializing an empty document then
@@ skipping 469 matching lines @@
     tracedValue->setString("documentLoaderURL", m_documentLoader ? m_documentLoader->url() : String());
     return tracedValue;
 }
 
 inline void FrameLoader::takeObjectSnapshot() const
 {
     TRACE_EVENT_OBJECT_SNAPSHOT_WITH_ID("loading", "FrameLoader", this, toTracedValue());
 }
 
 } // namespace blink