Remove Enumeration Histograms from the Blink Platform API.

third_party/WebKit/Source/core/html/shadow/MediaControlElements.cpp

 /*
  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 24 matching lines @@
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/events/MouseEvent.h"
 #include "core/frame/LocalFrame.h"
 #include "core/html/HTMLVideoElement.h"
 #include "core/html/TimeRanges.h"
 #include "core/html/shadow/MediaControls.h"
 #include "core/input/EventHandler.h"
 #include "core/layout/LayoutSlider.h"
 #include "core/layout/LayoutTheme.h"
 #include "core/layout/LayoutVideo.h"
+#include "platform/Histogram.h"
 #include "platform/RuntimeEnabledFeatures.h"
-#include "public/platform/Platform.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
 namespace {
 
 // This is the duration from mediaControls.css
 const double fadeOutDuration = 0.3;
 
@@ skipping 559 matching lines @@
 }
 
 bool MediaControlCastButtonElement::keepEventInNode(Event* event)
 {
     return isUserInteractionEvent(event);
 }
 
 void MediaControlCastButtonElement::recordMetrics(CastOverlayMetrics metric)
 {
     ASSERT(m_isOverlayButton);
-    Platform::current()->histogramEnumeration("Cast.Sender.Overlay", static_cast<int>(metric), static_cast<int>(CastOverlayMetrics::Count));
+    DEFINE_STATIC_LOCAL(EnumerationHistogram, overlayHistogram, ("Cast.Sender.Overlay", static_cast<int>(CastOverlayMetrics::Count)));
+    overlayHistogram.count(static_cast<int>(metric));
 }
 
 // ----------------------------
 
 MediaControlTimeRemainingDisplayElement::MediaControlTimeRemainingDisplayElement(MediaControls& mediaControls)
     : MediaControlTimeDisplayElement(mediaControls, MediaTimeRemainingDisplay)
 {
 }
 
 PassRefPtrWillBeRawPtr<MediaControlTimeRemainingDisplayElement> MediaControlTimeRemainingDisplayElement::create(MediaControls& mediaControls)
@@ skipping 11 matching lines @@
 }
 
 PassRefPtrWillBeRawPtr<MediaControlCurrentTimeDisplayElement> MediaControlCurrentTimeDisplayElement::create(MediaControls& mediaControls)
 {
     RefPtrWillBeRawPtr<MediaControlCurrentTimeDisplayElement> element = adoptRefWillBeNoop(new MediaControlCurrentTimeDisplayElement(mediaControls));
     element->setShadowPseudoId(AtomicString("-webkit-media-controls-current-time-display", AtomicString::ConstructFromLiteral));
     return element.release();
 }
 
 } // namespace blink