Use frozen copy of ion.h for this code. am: ad2a78606b am: 627667649b
am: 44c0ce2d4b

Change-Id: I6ad3bdd5c5c0bc836e07100ee230f144f6418c01
diff --git a/moorefield_hdmi/Android.mk b/moorefield_hdmi/Android.mk
index 0eb4900..ab31dc4 100644
--- a/moorefield_hdmi/Android.mk
+++ b/moorefield_hdmi/Android.mk
@@ -98,6 +98,10 @@
     $(TARGET_OUT_HEADERS)/libttm \
     frameworks/native/include/media/openmax
 
+# Use the frozen version of ion.h.
+LOCAL_C_INCLUDES += \
+    $(TOP)/system/core/libion/kernel-headers \
+
 ifeq ($(TARGET_SUPPORT_HDMI_PRIMARY),true)
    LOCAL_CFLAGS += -DINTEL_SUPPORT_HDMI_PRIMARY
 endif