Adding DRP specfic UMA for FirstContentfulPaint

content/public/browser/resource_dispatcher_host_delegate.h

Index: content/public/browser/resource_dispatcher_host_delegate.h
diff --git a/content/public/browser/resource_dispatcher_host_delegate.h b/content/public/browser/resource_dispatcher_host_delegate.h
index ad6e2c5e981c26511c1c175be099af22054cfed0..75fe6e439e28fa8d32d4803d65cdec72aa575649 100644
--- a/content/public/browser/resource_dispatcher_host_delegate.h
+++ b/content/public/browser/resource_dispatcher_host_delegate.h
@@ -16,20 +16,21 @@
 
 class GURL;
 template <class T> class ScopedVector;
 
 namespace IPC {
 class Sender;
 }
 
 namespace net {
 class AuthChallengeInfo;
+class HostPortPair;
 class URLRequest;
 }
 
 namespace content {
 
 class AppCacheService;
 class ResourceContext;
 class ResourceDispatcherHostLoginDelegate;
 class ResourceThrottle;
 struct Referrer;
@@ -123,18 +124,23 @@ class CONTENT_EXPORT ResourceDispatcherHostDelegate {
                                    ResourceResponse* response);
 
   // Notification that a request has completed.
   virtual void RequestComplete(net::URLRequest* url_request);
 
   // Asks the embedder if Lo-Fi mode should be enabled for the given request. It
   // is only called for requests with an unspecified Lo-Fi value.
   virtual bool ShouldEnableLoFiMode(const net::URLRequest& url_request,
                                     content::ResourceContext* resource_context);
 
+  // Asks the embedder if this HostPortPair is a data_reduction_proxy

[tbansal1, 2016/03/08 22:14:43]

s/HostPortPair/|proxy_server|/

[RyanSturm, 2016/03/10 00:37:58]

Done.

+  // HostPortPair.

[tbansal1, 2016/03/08 22:14:43]

s/HostPortPair././

[RyanSturm, 2016/03/10 00:37:58]

Done.

+  virtual bool UsedDataReductionProxy(const net::HostPortPair& proxy_server,
+                                      ResourceContext* resource_context);
+
  protected:
   ResourceDispatcherHostDelegate();
   virtual ~ResourceDispatcherHostDelegate();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_DELEGATE_H_