hwui: Disable partial invalidations

Simple 4210 implementation of this 4412 commit:
http://review.cyanogenmod.org/#/c/49311/

Change-Id: Ic0ced4e8ce5522b2dc1bda2ecf56d53c83f86fd2
diff --git a/common.mk b/common.mk
index aa9a068..3e7fac1 100644
--- a/common.mk
+++ b/common.mk
@@ -114,7 +114,7 @@
 # Graphics
 PRODUCT_PROPERTY_OVERRIDES += \
     ro.opengles.version=131072 \
-    hwui.render_dirty_regions=false \
+    debug.hwui.render_dirty_regions=false \
     ro.bq.gpu_to_cpu_unsupported=1
 
 # RIL