Include the framework copy of the OpenMAX headers instead of referencing external/opencore.

Change-Id: I762f59acf5e1f770e4d7c2d89af362bfffebefa6
related-to-bug: 3101573
diff --git a/media/libstagefright/codecs/m4v_h263/dec/Android.mk b/media/libstagefright/codecs/m4v_h263/dec/Android.mk
index 403da58..2d9bcc6 100644
--- a/media/libstagefright/codecs/m4v_h263/dec/Android.mk
+++ b/media/libstagefright/codecs/m4v_h263/dec/Android.mk
@@ -43,7 +43,7 @@
 	$(LOCAL_PATH)/src \
 	$(LOCAL_PATH)/include \
 	$(TOP)/frameworks/base/media/libstagefright/include \
-	$(TOP)/external/opencore/extern_libs_v2/khronos/openmax/include
+	$(TOP)/frameworks/base/include/media/stagefright/openmax
 
 LOCAL_CFLAGS := -DOSCL_EXPORT_REF= -DOSCL_IMPORT_REF=