Add new resources trace.

Change-Id: I63398f282fe7bf04f1c4cefa8f602100f403fa7c
diff --git a/include/cutils/trace.h b/include/cutils/trace.h
index 55aabdd..15f8fb9 100644
--- a/include/cutils/trace.h
+++ b/include/cutils/trace.h
@@ -64,7 +64,8 @@
 #define ATRACE_TAG_CAMERA           (1<<10)
 #define ATRACE_TAG_HAL              (1<<11)
 #define ATRACE_TAG_APP              (1<<12)
-#define ATRACE_TAG_LAST             ATRACE_TAG_APP
+#define ATRACE_TAG_RESOURCES        (1<<13)
+#define ATRACE_TAG_LAST             ATRACE_TAG_RESOURCES
 
 // Reserved for initialization.
 #define ATRACE_TAG_NOT_READY        (1LL<<63)