Removal of dependencies on PlatformDevice classes.

content/renderer/render_widget.cc

 // Copyright (c) 2011 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/render_widget.h"
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 527 matching lines @@
     // WebKit and filling the background (which can be slow) and just painting
     // the plugin. Unlike the DoDeferredUpdate case, an extra copy is still
     // required.
     optimized_instance->Paint(webkit_glue::ToWebCanvas(canvas),
                               optimized_copy_location, rect);
   } else {
     // Normal painting case.
     webwidget_->paint(webkit_glue::ToWebCanvas(canvas), rect);
 
     // Flush to underlying bitmap.  TODO(darin): is this needed?
-    canvas->getTopPlatformDevice().accessBitmap(false);
+    canvas->getTopDevice().accessBitmap(false);
   }
 
   PaintDebugBorder(rect, canvas);
   canvas->restore();
 }
 
 void RenderWidget::PaintDebugBorder(const gfx::Rect& rect,
                                     skia::PlatformCanvas* canvas) {
   static bool kPaintBorder =
       CommandLine::ForCurrentProcess()->HasSwitch(switches::kShowPaintRects);
@@ skipping 733 matching lines @@
 
 void RenderWidget::CleanupWindowInPluginMoves(gfx::PluginWindowHandle window) {
   for (WebPluginGeometryVector::iterator i = plugin_window_moves_.begin();
        i != plugin_window_moves_.end(); ++i) {
     if (i->window == window) {
       plugin_window_moves_.erase(i);
       break;
     }
   }
 }