Add hack for custom re-rasterization buckets

bug:14083128

Moves all of the font transform management into
OpenGLRenderer::findBestFontTransform(), and now simply passes down
final rasterization transforms into the FontRenderer.

Change-Id: Ie02752e6af863347b142367c7d628db5f9fc2998
diff --git a/libs/hwui/Caches.h b/libs/hwui/Caches.h
index 83a5d9a..8727941 100644
--- a/libs/hwui/Caches.h
+++ b/libs/hwui/Caches.h
@@ -21,6 +21,8 @@
     #define LOG_TAG "OpenGLRenderer"
 #endif
 
+#include <vector>
+
 #include <GLES3/gl3.h>
 
 #include <utils/KeyedVector.h>
@@ -366,7 +368,7 @@
     float propertyAmbientRatio;
     int propertyAmbientShadowStrength;
     int propertySpotShadowStrength;
-
+    std::vector<float> propertyExtraRasterBuckets;
 private:
     enum OverdrawColorSet {
         kColorSet_Default = 0,