Removal of dependencies on PlatformDevice classes.

ui/gfx/blit.cc

Index: ui/gfx/blit.cc
===================================================================
--- ui/gfx/blit.cc	(revision 85672)
+++ ui/gfx/blit.cc	(working copy)
@@ -35,7 +35,7 @@
 
   // Now we know the clip is a regular rectangle, make sure it covers the
   // entire canvas.
-  const SkBitmap& bitmap = canvas.getTopPlatformDevice().accessBitmap(false);
+  const SkBitmap& bitmap = canvas.getTopDevice().accessBitmap(false);
   const SkIRect& clip_bounds = clip_region.getBounds();
   if (clip_bounds.fLeft != 0 || clip_bounds.fTop != 0 ||
       clip_bounds.fRight != bitmap.width() ||
@@ -144,7 +144,7 @@
                   const gfx::Point& amount) {
   DCHECK(!HasClipOrTransform(*canvas));  // Don't support special stuff.
   SkBitmap& bitmap = const_cast<SkBitmap&>(
-      canvas->getTopPlatformDevice().accessBitmap(true));
+      canvas->getTopDevice().accessBitmap(true));
   SkAutoLockPixels lock(bitmap);
 
   // We expect all coords to be inside the canvas, so clip here.