gfx: Make conversions from Size to SizeF be explicit.

content/renderer/pepper/pepper_graphics_2d_host.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/renderer/pepper/pepper_graphics_2d_host.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 314 matching lines @@
   TRACE_EVENT0("pepper", "PepperGraphics2DHost::Paint");
   ImageDataAutoMapper auto_mapper(image_data_.get());
   const SkBitmap& backing_bitmap = *image_data_->GetMappedBitmap();
 
   gfx::Rect invalidate_rect = plugin_rect;
   invalidate_rect.Intersect(paint_rect);
   SkRect sk_invalidate_rect = gfx::RectToSkRect(invalidate_rect);
   SkAutoCanvasRestore auto_restore(canvas, true);
   canvas->clipRect(sk_invalidate_rect);
   gfx::Size pixel_image_size(image_data_->width(), image_data_->height());
-  gfx::Size image_size =
-      gfx::ToFlooredSize(gfx::ScaleSize(pixel_image_size, scale_));
+  gfx::Size image_size = gfx::ScaleToFlooredSize(pixel_image_size, scale_);
 
   PepperPluginInstance* plugin_instance =
       renderer_ppapi_host_->GetPluginInstance(pp_instance());
   if (!plugin_instance)
     return;
   if (plugin_instance->IsFullPagePlugin()) {
     // When we're resizing a window with a full-frame plugin, the plugin may
     // not yet have bound a new device, which will leave parts of the
     // background exposed if the window is getting larger. We want this to
     // show white (typically less jarring) rather than black or uninitialized.
@@ skipping 468 matching lines @@
     gfx::Point inverse_scaled_point =
         gfx::ToFlooredPoint(gfx::ScalePoint(*delta, inverse_scale));
     if (original_delta != inverse_scaled_point)
       return false;
   }
 
   return true;
 }
 
 }  // namespace content