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/src/core/SkBitmapCache.cpp b/src/core/SkBitmapCache.cpp
index f569db8..aabf87a 100644
--- a/src/core/SkBitmapCache.cpp
+++ b/src/core/SkBitmapCache.cpp
@@ -71,8 +71,8 @@
         , fBitmap(result)
     {}
 
-    const Key& getKey() const SK_OVERRIDE { return fKey; }
-    size_t bytesUsed() const SK_OVERRIDE { return sizeof(fKey) + fBitmap.getSize(); }
+    const Key& getKey() const override { return fKey; }
+    size_t bytesUsed() const override { return sizeof(fKey) + fBitmap.getSize(); }
 
     static bool Finder(const SkResourceCache::Rec& baseRec, void* contextBitmap) {
         const BitmapRec& rec = static_cast<const BitmapRec&>(baseRec);
@@ -171,8 +171,8 @@
         fMipMap->detachFromCacheAndUnref();
     }
 
-    const Key& getKey() const SK_OVERRIDE { return fKey; }
-    size_t bytesUsed() const SK_OVERRIDE { return sizeof(fKey) + fMipMap->size(); }
+    const Key& getKey() const override { return fKey; }
+    size_t bytesUsed() const override { return sizeof(fKey) + fMipMap->size(); }
 
     static bool Finder(const SkResourceCache::Rec& baseRec, void* contextMip) {
         const MipMapRec& rec = static_cast<const MipMapRec&>(baseRec);