Remove Enumeration Histograms from the Blink Platform API.

third_party/WebKit/Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * 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.
@@ skipping 38 matching lines @@
 #include "core/layout/HitTestResult.h"
 #include "core/layout/LayoutPart.h"
 #include "core/layout/compositing/CompositedSelection.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/loader/FrameLoadRequest.h"
 #include "core/page/Page.h"
 #include "core/page/PopupOpeningObserver.h"
 #include "modules/accessibility/AXObject.h"
 #include "platform/Cursor.h"
 #include "platform/FileChooser.h"
+#include "platform/Histogram.h"
 #include "platform/KeyboardCodes.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/exported/WrappedResourceRequest.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/weborigin/SecurityOrigin.h"
-#include "public/platform/Platform.h"
 #include "public/platform/WebCursorInfo.h"
 #include "public/platform/WebFloatRect.h"
 #include "public/platform/WebFrameScheduler.h"
 #include "public/platform/WebRect.h"
 #include "public/platform/WebURLRequest.h"
 #include "public/platform/WebViewScheduler.h"
 #include "public/web/WebAXObject.h"
 #include "public/web/WebAutofillClient.h"
 #include "public/web/WebColorChooser.h"
 #include "public/web/WebColorSuggestion.h"
@@ skipping 785 matching lines @@
     const char* const kDialogs[] = { "alert", "confirm", "prompt" };
     int dialog = static_cast<int>(dialogType);
     ASSERT_WITH_SECURITY_IMPLICATION(0 <= dialog);
     ASSERT_WITH_SECURITY_IMPLICATION(dialog < static_cast<int>(WTF_ARRAY_LENGTH(kDialogs)));
 
     const char* const kDismissals[] = { "beforeunload", "pagehide", "unload" };
     int dismissal = static_cast<int>(dismissalType) - 1; // Exclude NoDismissal.
     ASSERT_WITH_SECURITY_IMPLICATION(0 <= dismissal);
     ASSERT_WITH_SECURITY_IMPLICATION(dismissal < static_cast<int>(WTF_ARRAY_LENGTH(kDismissals)));
 
-    Platform::current()->histogramEnumeration("Renderer.ModalDialogsDuringPageDismissal", dismissal * WTF_ARRAY_LENGTH(kDialogs) + dialog, WTF_ARRAY_LENGTH(kDialogs) * WTF_ARRAY_LENGTH(kDismissals));
+    DEFINE_STATIC_LOCAL(EnumerationHistogram, dialogDismissalHistogram, ("Renderer.ModalDialogsDuringPageDismissal", WTF_ARRAY_LENGTH(kDialogs) * WTF_ARRAY_LENGTH(kDismissals)));
+    dialogDismissalHistogram.count(dismissal * WTF_ARRAY_LENGTH(kDialogs) + dialog);
 
     String message = String("Blocked ") + kDialogs[dialog] + "('" + dialogMessage + "') during " + kDismissals[dismissal] + ".";
     m_webView->mainFrame()->addMessageToConsole(WebConsoleMessage(WebConsoleMessage::LevelError, message));
 
     return false;
 }
 
 void ChromeClientImpl::needTouchEvents(bool needsTouchEvents)
 {
     m_webView->hasTouchEventHandlers(needsTouchEvents);
@@ skipping 176 matching lines @@
     if (m_webView->pageImportanceSignals())
         m_webView->pageImportanceSignals()->setIssuedNonGetFetchFromScript();
 }
 
 PassOwnPtr<WebFrameScheduler> ChromeClientImpl::createFrameScheduler()
 {
     return m_webView->scheduler()->createFrameScheduler().release();
 }
 
 } // namespace blink