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

NOPRESUBMIT=true

BUG=skia:
DOCS_PREVIEW= https://skia.org/?cl=1037793002

Review URL: https://codereview.chromium.org/1037793002
diff --git a/samplecode/SampleCamera.cpp b/samplecode/SampleCamera.cpp
index c0d4f4f..1f3b8c3 100644
--- a/samplecode/SampleCamera.cpp
+++ b/samplecode/SampleCamera.cpp
@@ -89,7 +89,7 @@
         }
     }
 
-    bool onAnimate(const SkAnimTimer& timer) SK_OVERRIDE {
+    bool onAnimate(const SkAnimTimer& timer) override {
         if (timer.isStopped()) {
             fRY = 0;
         } else {