[tracing] Add memory usage of Android UI resources to memory-infra

ui/android/resources/crushed_sprite_resource.cc

Index: ui/android/resources/crushed_sprite_resource.cc
diff --git a/ui/android/resources/crushed_sprite_resource.cc b/ui/android/resources/crushed_sprite_resource.cc
index ee6a6d1bba9b4715e8b43a159461dd0512ab776f..28d53f5c905250cbf67ffc99bb4a28ae3d23aa42 100644
--- a/ui/android/resources/crushed_sprite_resource.cc
+++ b/ui/android/resources/crushed_sprite_resource.cc
@@ -60,4 +60,10 @@ int CrushedSpriteResource::GetFrameCount() {
   return src_dst_rects_.size();
 }
 
+size_t CrushedSpriteResource::BytesUsed() const {
+  return bitmap_.getSize() + last_frame_resource_

[Dmitry Skiba, 2016/10/13 03:47:03]

I would just remove last_frame_resource_, it's not set anywhere.
Also, this formatting is misleading - it reads like (bitmap.getSize() +
last_frame_resource_) ? ... : 0;

[ssid, 2016/10/13 17:45:16]

Done.

+             ? last_frame_resource_->BytesUsed()
+             : 0;
+}
+
 }  // namespace ui