Add PlatformPictureSkia and RecordingPlatformDeviceSkia.

skia/ext/platform_canvas.cc

Index: skia/ext/platform_canvas.cc
diff --git a/skia/ext/platform_canvas.cc b/skia/ext/platform_canvas.cc
index d7cfc75e2ac2f14581e465204f028acf215da9fb..02a354d14847c777e761dd025c44eb3365e76d7a 100644
--- a/skia/ext/platform_canvas.cc
+++ b/skia/ext/platform_canvas.cc
@@ -47,9 +47,16 @@ SkDevice* GetTopDevice(const SkCanvas& canvas) {
   return canvas.getTopDevice(true);
 }
 
-bool SupportsPlatformPaint(const SkCanvas* canvas) {
+PlatformDevice::PlatformPaint PlatformPaintSupport(const SkCanvas* canvas) {
   PlatformDevice* platform_device = GetPlatformDevice(GetTopDevice(*canvas));
-  return platform_device && platform_device->SupportsPlatformPaint();
+  if (!platform_device)
+    return PlatformDevice::PLATFORM_PAINT_UNSUPPORTED;
+  return platform_device->PlatformPaintSupport();
+}
+
+bool IsPlatformPaintSupported(const SkCanvas* canvas) {
+  return PlatformPaintSupport(canvas) !=
+      PlatformDevice::PLATFORM_PAINT_UNSUPPORTED;
 }
 
 PlatformSurface BeginPlatformPaint(SkCanvas* canvas) {