cc: Added raster source.

cc/resources/one_copy_raster_worker_pool.cc

Index: cc/resources/one_copy_raster_worker_pool.cc
diff --git a/cc/resources/one_copy_raster_worker_pool.cc b/cc/resources/one_copy_raster_worker_pool.cc
index bf7c68ee64c491ac92bc7c7f7e322fb6ef4d1b72..831bb76b3c900dbff0fe8cc2f5ec0e7470818071 100644
--- a/cc/resources/one_copy_raster_worker_pool.cc
+++ b/cc/resources/one_copy_raster_worker_pool.cc
@@ -51,7 +51,7 @@ class RasterBufferImpl : public RasterBuffer {
   }
 
   // Overridden from RasterBuffer:
-  void Playback(const PicturePileImpl* picture_pile,
+  void Playback(const RasterSource* raster_source,
                 const gfx::Rect& rect,
                 float scale,
                 RenderingStatsInstrumentation* stats) override {
@@ -63,7 +63,7 @@ class RasterBufferImpl : public RasterBuffer {
                                        raster_resource_->format(),
                                        raster_resource_->size(),
                                        gpu_memory_buffer->GetStride(),
-                                       picture_pile,
+                                       raster_source,
                                        rect,
                                        scale,
                                        stats);