C++11 override should now be supported by all of {bots,Chrome,Android,Mozilla}

src/gpu/gl/GrGLStencilBuffer.h

Index: src/gpu/gl/GrGLStencilBuffer.h
diff --git a/src/gpu/gl/GrGLStencilBuffer.h b/src/gpu/gl/GrGLStencilBuffer.h
index 75e98a0a171a2d22871ff79a256d87895e0c2c9a..0cce827a747566c7e8d11c7484cd748ab74439d0 100644
--- a/src/gpu/gl/GrGLStencilBuffer.h
+++ b/src/gpu/gl/GrGLStencilBuffer.h
@@ -48,11 +48,11 @@ public:
 
 protected:
     // overrides of GrResource
-    void onRelease() SK_OVERRIDE;
-    void onAbandon() SK_OVERRIDE;
+    void onRelease() override;
+    void onAbandon() override;
 
 private:
-    size_t onGpuMemorySize() const SK_OVERRIDE;
+    size_t onGpuMemorySize() const override;
 
     Format fFormat;
     // may be zero for external SBs associated with external RTs