Add GraphicsStatsService

More S's for More Speed

Split JankTracker's backing data from the
class to allow for data relocation to/from ashmem regions

Pack the jank tracking data to fit in 256 bytes

Change-Id: Ife86a64b71a328fbd0c8075fe6a0404e081f725b
diff --git a/libs/hwui/renderthread/RenderProxy.h b/libs/hwui/renderthread/RenderProxy.h
index 43cbe07..29c6f08 100644
--- a/libs/hwui/renderthread/RenderProxy.h
+++ b/libs/hwui/renderthread/RenderProxy.h
@@ -99,6 +99,7 @@
     ANDROID_API static void dumpGraphicsMemory(int fd);
 
     ANDROID_API void setTextureAtlas(const sp<GraphicBuffer>& buffer, int64_t* map, size_t size);
+    ANDROID_API void setProcessStatsBuffer(int fd);
 
 private:
     RenderThread& mRenderThread;