Add bitmapmesh, rect, and patch rendering

bug:22480459

Change-Id: Id9e9146997dd018b3e4e785c2bc13689e3cf7c3c
diff --git a/libs/hwui/GlopBuilder.h b/libs/hwui/GlopBuilder.h
index b647b90..6e5797d 100644
--- a/libs/hwui/GlopBuilder.h
+++ b/libs/hwui/GlopBuilder.h
@@ -95,6 +95,10 @@
             return setModelViewOffsetRect(offsetX, offsetY, source);
         }
     }
+    GlopBuilder& setModelViewIdentityEmptyBounds() {
+        // pass empty rect since not needed for damage / snap
+        return setModelViewOffsetRect(0, 0, Rect());
+    }
 
     GlopBuilder& setRoundRectClipState(const RoundRectClipState* roundRectClipState);