Serialize PictureLayer properties.

cc/layers/picture_layer.h

Index: cc/layers/picture_layer.h
diff --git a/cc/layers/picture_layer.h b/cc/layers/picture_layer.h
index 7eb87f082035b2960c0418bfed481ada717207be..4b886e872dea749cd0a39860f4f5108120538cdb 100644
--- a/cc/layers/picture_layer.h
+++ b/cc/layers/picture_layer.h
@@ -15,6 +15,7 @@ namespace cc {
 class ContentLayerClient;
 class DisplayListRecordingSource;
 class ResourceUpdateQueue;
+class TestSerializationPictureLayer;

[vmpstr, 2015/12/16 04:21:08]

Does the friend declaration below act as a forward declare as well? If not, can
you put a blank line between this and the rest of the declares and a comment
about where this is used?

[David Trainor- moved to gerrit, 2015/12/16 19:10:58]

Done.

 
 class CC_EXPORT PictureLayer : public Layer {
  public:
@@ -52,10 +53,17 @@ class CC_EXPORT PictureLayer : public Layer {
   ~PictureLayer() override;
 
   bool HasDrawableContent() const override;
+  void LayerSpecificPropertiesToProto(proto::LayerProperties* proto) override;
+  void FromLayerSpecificPropertiesProto(
+      const proto::LayerProperties& proto) override;
 
   bool is_mask() const { return is_mask_; }
 
  private:
+  friend class TestSerializationPictureLayer;
+
+  void ValidateRecordingSource();
+
   ContentLayerClient* client_;
   scoped_ptr<DisplayListRecordingSource> recording_source_;
   devtools_instrumentation::