Add support for QCOM_tiled_rendering
Bug #7186819

This optional OpenGL extension can be used by tiled renderers to optimize
copies from main memory to tiles memory.

Change-Id: Id4a5d64e61ad17f50e773e8104b9bf584bb65077
diff --git a/libs/hwui/Caches.cpp b/libs/hwui/Caches.cpp
index edb4c10..b149bb9 100644
--- a/libs/hwui/Caches.cpp
+++ b/libs/hwui/Caches.cpp
@@ -429,13 +429,13 @@
 
 void Caches::startTiling(GLuint x, GLuint y, GLuint width, GLuint height, bool opaque) {
     if (extensions.hasTiledRendering()) {
-
+        glStartTilingQCOM(x, y, width, height, GL_COLOR_BUFFER_BIT0_QCOM);
     }
 }
 
 void Caches::endTiling() {
     if (extensions.hasTiledRendering()) {
-
+        glEndTilingQCOM(GL_COLOR_BUFFER_BIT0_QCOM);
     }
 }