replace OVERRIDE and FINAL with override and final in android_webview/

android_webview/browser/browser_view_renderer.cc

Index: android_webview/browser/browser_view_renderer.cc
diff --git a/android_webview/browser/browser_view_renderer.cc b/android_webview/browser/browser_view_renderer.cc
index 505919d9d87ce5fa434524c40d89c4962fd00599..f09287dd997a2585f00fd24780da2156a2e78539 100644
--- a/android_webview/browser/browser_view_renderer.cc
+++ b/android_webview/browser/browser_view_renderer.cc
@@ -60,7 +60,7 @@ class TracedValue : public base::debug::ConvertableToTraceFormat {
     return scoped_refptr<base::debug::ConvertableToTraceFormat>(
         new TracedValue(value));
   }
-  virtual void AppendAsTraceFormat(std::string* out) const OVERRIDE {
+  virtual void AppendAsTraceFormat(std::string* out) const override {
     std::string tmp;
     base::JSONWriter::Write(value_.get(), &tmp);
     *out += tmp;