Replacing the OVERRIDE with override in third_party/WebKit/Source/platform

Source/platform/scroll/ScrollbarThemeNonMacCommon.h

Index: Source/platform/scroll/ScrollbarThemeNonMacCommon.h
diff --git a/Source/platform/scroll/ScrollbarThemeNonMacCommon.h b/Source/platform/scroll/ScrollbarThemeNonMacCommon.h
index 01ce165bdd8f418ab265dc197c4ebde8822cbb8b..cde17190b21613355fd91a9bd3f9ff28a1458d42 100644
--- a/Source/platform/scroll/ScrollbarThemeNonMacCommon.h
+++ b/Source/platform/scroll/ScrollbarThemeNonMacCommon.h
@@ -37,15 +37,15 @@ namespace blink {
 
 class PLATFORM_EXPORT ScrollbarThemeNonMacCommon : public ScrollbarTheme {
 protected:
-    virtual bool hasButtons(ScrollbarThemeClient*) OVERRIDE { return true; }
-    virtual bool hasThumb(ScrollbarThemeClient*) OVERRIDE;
+    virtual bool hasButtons(ScrollbarThemeClient*) override { return true; }
+    virtual bool hasThumb(ScrollbarThemeClient*) override;
 
-    virtual IntRect backButtonRect(ScrollbarThemeClient*, ScrollbarPart, bool painting = false) OVERRIDE;
-    virtual IntRect forwardButtonRect(ScrollbarThemeClient*, ScrollbarPart, bool painting = false) OVERRIDE;
-    virtual IntRect trackRect(ScrollbarThemeClient*, bool painting = false) OVERRIDE;
+    virtual IntRect backButtonRect(ScrollbarThemeClient*, ScrollbarPart, bool painting = false) override;
+    virtual IntRect forwardButtonRect(ScrollbarThemeClient*, ScrollbarPart, bool painting = false) override;
+    virtual IntRect trackRect(ScrollbarThemeClient*, bool painting = false) override;
 
-    virtual void paintTrackBackground(GraphicsContext*, ScrollbarThemeClient*, const IntRect&) OVERRIDE;
-    virtual void paintTickmarks(GraphicsContext*, ScrollbarThemeClient*, const IntRect&) OVERRIDE;
+    virtual void paintTrackBackground(GraphicsContext*, ScrollbarThemeClient*, const IntRect&) override;
+    virtual void paintTickmarks(GraphicsContext*, ScrollbarThemeClient*, const IntRect&) override;
 
     virtual IntSize buttonSize(ScrollbarThemeClient*) = 0;
 };