Update {virtual,override,final} to follow C++11 style.

android_webview/browser/net/aw_url_request_job_factory.h

Index: android_webview/browser/net/aw_url_request_job_factory.h
diff --git a/android_webview/browser/net/aw_url_request_job_factory.h b/android_webview/browser/net/aw_url_request_job_factory.h
index db1cfae67d1d949727ba582dd2e58dfe17852e0a..458c1b023eac387ddae490078388eb7358bf5f60 100644
--- a/android_webview/browser/net/aw_url_request_job_factory.h
+++ b/android_webview/browser/net/aw_url_request_job_factory.h
@@ -23,7 +23,7 @@ namespace android_webview {
 class AwURLRequestJobFactory : public net::URLRequestJobFactory {
  public:
   AwURLRequestJobFactory();
-  virtual ~AwURLRequestJobFactory();
+  ~AwURLRequestJobFactory() override;
 
   bool SetProtocolHandler(const std::string& scheme,
                           ProtocolHandler* protocol_handler);
@@ -43,9 +43,9 @@ class AwURLRequestJobFactory : public net::URLRequestJobFactory {
       net::URLRequest* request,
       net::NetworkDelegate* network_delegate) const override;
 
-  virtual bool IsHandledProtocol(const std::string& scheme) const override;
-  virtual bool IsHandledURL(const GURL& url) const override;
-  virtual bool IsSafeRedirectTarget(const GURL& location) const override;
+  bool IsHandledProtocol(const std::string& scheme) const override;
+  bool IsHandledURL(const GURL& url) const override;
+  bool IsSafeRedirectTarget(const GURL& location) const override;
 
  private:
   // By default calls are forwarded to this factory, to avoid having to