add SK_ATTR_DEPRECATED -- will need to disable for chrome, since it triggers a warning

BUG=
R=robertphillips@google.com, senorblanco@chromium.org, vandebo@chromium.org

Review URL: https://codereview.chromium.org/51033004

git-svn-id: http://skia.googlecode.com/svn/trunk@12055 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/utils/debugger/SkDebugCanvas.h b/src/utils/debugger/SkDebugCanvas.h
index 7d11662..3df3151 100644
--- a/src/utils/debugger/SkDebugCanvas.h
+++ b/src/utils/debugger/SkDebugCanvas.h
@@ -109,8 +109,8 @@
 
     /**
         Returns the vector of draw commands
-        DEPRECATED: please use getDrawCommandAt and getSize instead
      */
+    SK_ATTR_DEPRECATED("please use getDrawCommandAt and getSize instead")
     const SkTDArray<SkDrawCommand*>& getDrawCommands() const;
 
     /**