Raster: Allow a RasterSource to specify its color space

cc/raster/one_copy_raster_buffer_provider.cc

Index: cc/raster/one_copy_raster_buffer_provider.cc
diff --git a/cc/raster/one_copy_raster_buffer_provider.cc b/cc/raster/one_copy_raster_buffer_provider.cc
index e167174909d4a914c35a749f9f9b8ed0a5edaa39..8b5acfc114f74491cced19aba7d862fbf9f9132b 100644
--- a/cc/raster/one_copy_raster_buffer_provider.cc
+++ b/cc/raster/one_copy_raster_buffer_provider.cc
@@ -192,9 +192,13 @@ void OneCopyRasterBufferProvider::PlaybackAndCopyOnWorkerThread(
   std::unique_ptr<StagingBuffer> staging_buffer =
       staging_pool_.AcquireStagingBuffer(resource, previous_content_id);
 
+  sk_sp<SkColorSpace> raster_color_space =
+      raster_source->HasImpliedColorSpace() ? nullptr
+                                            : resource_lock->sk_color_space();
+
   PlaybackToStagingBuffer(staging_buffer.get(), resource, raster_source,
                           raster_full_rect, raster_dirty_rect, scales,
-                          resource_lock->sk_color_space(), playback_settings,
+                          raster_color_space, playback_settings,
                           previous_content_id, new_content_id);
 
   CopyOnWorkerThread(staging_buffer.get(), resource_lock, sync_token,