Add PlatformPictureSkia and RecordingPlatformDeviceSkia.

content/renderer/webplugin_delegate_proxy.cc

Index: content/renderer/webplugin_delegate_proxy.cc
diff --git a/content/renderer/webplugin_delegate_proxy.cc b/content/renderer/webplugin_delegate_proxy.cc
index 7793797a134256bcbb72dc050bb52eb39c530df2..93161b1a2f6e7710d74764507129bfbc58a6ae70 100644
--- a/content/renderer/webplugin_delegate_proxy.cc
+++ b/content/renderer/webplugin_delegate_proxy.cc
@@ -757,12 +757,9 @@ void WebPluginDelegateProxy::Paint(WebKit::WebCanvas* canvas,
     return;
 
   // We're using the native OS APIs from here on out.
-  if (!skia::SupportsPlatformPaint(canvas)) {
-    // TODO(alokp): Implement this path.
-    // This block will only get hit with --enable-accelerated-drawing flag.
-    // With accelerated canvas, we do not have a bitmap that can be provided
-    // to the plugin for compositing. We may have to implement a solution
-    // described in crbug.com/12586.
+  if (!skia::IsPlatformPaintSupported(canvas)) {
+    // This block will only get hit when we do not have a bitmap that can be
+    // provided to the plugin for compositing.
     DLOG(WARNING) << "Could not paint plugin";
     return;
   }