Add fixed raster scale use counter histograms.

content/renderer/gpu/render_widget_compositor.cc

 // Copyright (c) 2013 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 "content/renderer/gpu/render_widget_compositor.h"
 
 #include <stddef.h>
 #include <limits>
 #include <string>
 #include <utility>
@@ skipping 980 matching lines @@
   delegate_->DidCompleteSwapBuffers();
   bool threaded = !!compositor_deps_->GetCompositorImplThreadTaskRunner().get();
   if (!threaded)
     delegate_->OnSwapBuffersComplete();
 }
 
 void RenderWidgetCompositor::DidCompletePageScaleAnimation() {
   delegate_->DidCompletePageScaleAnimation();
 }
 
+void RenderWidgetCompositor::ReportFixedRasterScaleUseCounters(
+    bool has_blurry_content,
+    bool has_potential_performance_regression) {
+  delegate_->ReportFixedRasterScaleUseCounters(
+      has_blurry_content, has_potential_performance_regression);
+}
+
 void RenderWidgetCompositor::RequestScheduleAnimation() {
   delegate_->RequestScheduleAnimation();
 }
 
 void RenderWidgetCompositor::DidPostSwapBuffers() {
   delegate_->OnSwapBuffersPosted();
 }
 
 void RenderWidgetCompositor::DidAbortSwapBuffers() {
   delegate_->OnSwapBuffersAborted();
@@ skipping 111 matching lines @@
 #endif
   return actual;
 }
 
 void RenderWidgetCompositor::SetPaintedDeviceScaleFactor(
     float device_scale) {
   layer_tree_host_->SetPaintedDeviceScaleFactor(device_scale);
 }
 
 }  // namespace content