Adding display lists to the GL renderer (checkpoint.)

Change-Id: Iaa49757600a53b39369dbb23f8c3feab282518e6
diff --git a/libs/hwui/Android.mk b/libs/hwui/Android.mk
index e8ffd99..43af702 100644
--- a/libs/hwui/Android.mk
+++ b/libs/hwui/Android.mk
@@ -5,6 +5,7 @@
 # defined in the current device/board configuration
 ifeq ($(USE_OPENGL_RENDERER),true)
 	LOCAL_SRC_FILES:= \
+		DisplayListRenderer.cpp \
 		FboCache.cpp \
 		FontRenderer.cpp \
 		GammaFontRenderer.cpp \