Flip flag

Bug: 17287256
Change-Id: I6916a64136b5e64a44b6a7dee2ea166a3a36c495
diff --git a/device-common.mk b/device-common.mk
index 63e67b6..3cac3c1 100644
--- a/device-common.mk
+++ b/device-common.mk
@@ -273,7 +273,8 @@
 	ro.hwui.text_small_cache_width=1024 \
 	ro.hwui.text_small_cache_height=1024 \
 	ro.hwui.text_large_cache_width=2048 \
-	ro.hwui.text_large_cache_height=1024
+	ro.hwui.text_large_cache_height=1024 \
+	debug.hwui.render_dirty_regions=false
 
 PRODUCT_PACKAGES += \
     power.flo