UMA metrics for use count of wheel and touch scrolls.

third_party/WebKit/Source/web/WebViewFrameWidget.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be found
 // in the LICENSE file.
 
 #include "web/WebViewFrameWidget.h"
 
 #include "web/WebInputMethodControllerImpl.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
 
@@ skipping 89 matching lines @@
     const WebFloatSize& visualViewportDelta,
     const WebFloatSize& layoutViewportDelta,
     const WebFloatSize& elasticOverscrollDelta,
     float scaleFactor,
     float browserControlsShownRatioDelta) {
   return m_webView->applyViewportDeltas(
       visualViewportDelta, layoutViewportDelta, elasticOverscrollDelta,
       scaleFactor, browserControlsShownRatioDelta);
 }
 
+void WebViewFrameWidget::recordWheelAndTouchScrollingCount(
+    bool hasScrolledByWheel,
+    bool hasScrolledByTouch) {
+  return m_webView->recordWheelAndTouchScrollingCount(hasScrolledByWheel,
+                                                      hasScrolledByTouch);
+}
+
 void WebViewFrameWidget::mouseCaptureLost() {
   return m_webView->mouseCaptureLost();
 }
 
 void WebViewFrameWidget::setFocus(bool enable) {
   return m_webView->setFocus(enable);
 }
 
 WebRange WebViewFrameWidget::compositionRange() {
   return m_webView->compositionRange();
@@ skipping 103 matching lines @@
 
 CompositorAnimationHost* WebViewFrameWidget::animationHost() const {
   return m_webView->animationHost();
 }
 
 HitTestResult WebViewFrameWidget::coreHitTestResultAt(const WebPoint& point) {
   return m_webView->coreHitTestResultAt(point);
 }
 
 }  // namespace blink