gfx: Make conversions from Size to SizeF be explicit.

content/browser/renderer_host/render_widget_host_view_base.cc

 // Copyright (c) 2012 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/browser/renderer_host/render_widget_host_view_base.h"
 
 #include "base/logging.h"
 #include "base/profiler/scoped_tracker.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
@@ skipping 385 matching lines @@
 }
 
 bool RenderWidgetHostViewBase::GetBackgroundOpaque() {
   return SkColorGetA(background_color_) == SK_AlphaOPAQUE;
 }
 
 gfx::Size RenderWidgetHostViewBase::GetPhysicalBackingSize() const {
   gfx::NativeView view = GetNativeView();
   gfx::Display display =
       gfx::Screen::GetScreenFor(view)->GetDisplayNearestWindow(view);
-  return gfx::ToCeiledSize(gfx::ScaleSize(GetRequestedRendererSize(),
-                                          display.device_scale_factor()));
+  return gfx::ScaleToCeiledSize(GetRequestedRendererSize(),
+                                display.device_scale_factor());
 }
 
 bool RenderWidgetHostViewBase::DoTopControlsShrinkBlinkSize() const {
   return false;
 }
 
 float RenderWidgetHostViewBase::GetTopControlsHeight() const {
   return 0.f;
 }
 
@@ skipping 258 matching lines @@
 }
 
 uint32_t RenderWidgetHostViewBase::SurfaceIdNamespaceAtPoint(
     const gfx::Point& point,
     gfx::Point* transformed_point) {
   NOTREACHED();
   return 0;
 }
 
 }  // namespace content