gralloc: add GRALLOC_MODULE_PERFORM_GET_COLOR_SPACE_FROM_HANDLE

Provide query for graphics to determine the color space.

Change-Id: Ib710f44845f7449db6c62906b424d4a1b54400cb
diff --git a/libgralloc/gralloc_priv.h b/libgralloc/gralloc_priv.h
index c56eca9..e0b19fa 100644
--- a/libgralloc/gralloc_priv.h
+++ b/libgralloc/gralloc_priv.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2008 The Android Open Source Project
- * Copyright (c) 2011-2013, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2011-2014, The Linux Foundation. All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -85,6 +85,7 @@
     GRALLOC_MODULE_PERFORM_GET_STRIDE,
     GRALLOC_MODULE_PERFORM_GET_CUSTOM_STRIDE_FROM_HANDLE,
     GRALLOC_MODULE_PERFORM_GET_ATTRIBUTES,
+    GRALLOC_MODULE_PERFORM_GET_COLOR_SPACE_FROM_HANDLE,
 };
 
 #define GRALLOC_HEAP_MASK   (GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP |\