Adding DRP specfic UMA for FirstContentfulPaint

content/test/test_web_contents.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_TEST_TEST_WEB_CONTENTS_H_
 #define CONTENT_TEST_TEST_WEB_CONTENTS_H_
 
 #include <stdint.h>
 
 #include <string>
 
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/test/web_contents_tester.h"
 #include "content/test/test_render_frame_host.h"
 #include "content/test/test_render_view_host.h"
 #include "ui/base/page_transition_types.h"
 
 class GURL;
 class Referrer;
 class SiteInstanceImpl;
 
 namespace content {
 
+class NavigationData;
+class NavigationHandle;
 class RenderViewHost;
 class TestRenderViewHost;
 class WebContentsTester;
 
 // Subclass WebContentsImpl to ensure it creates TestRenderViewHosts
 // and does not do anything involving views.
 class TestWebContents : public WebContentsImpl, public WebContentsTester {
  public:
   ~TestWebContents() override;
 
@@ skipping 70 matching lines @@
   // to |ExpectSetHistoryOffsetAndLength()|.
   void SetHistoryOffsetAndLength(int history_offset,
                                  int history_length) override;
 
   void TestDidFinishLoad(const GURL& url);
   void TestDidFailLoadWithError(const GURL& url,
                                 int error_code,
                                 const base::string16& error_description,
                                 bool was_ignored_by_handler);
 
+  void SetNavigationData(
+      NavigationHandle* navigation_handle,
+      std::unique_ptr<NavigationData> navigation_data) override;
+
  protected:
   // The deprecated WebContentsTester still needs to subclass this.
   explicit TestWebContents(BrowserContext* browser_context);
 
  private:
   // WebContentsImpl overrides
   void CreateNewWindow(
       SiteInstance* source_site_instance,
       int32_t route_id,
       int32_t main_frame_route_id,
@@ skipping 20 matching lines @@
   // Expectations for arguments of |SetHistoryOffsetAndLength()|.
   bool expect_set_history_offset_and_length_;
   int expect_set_history_offset_and_length_history_offset_;
   int expect_set_history_offset_and_length_history_length_;
   std::string save_frame_headers_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_TEST_TEST_WEB_CONTENTS_H_