[Page Load Metrics] Add mojom file to page load metrics.

chrome/browser/page_load_metrics/page_load_metrics_observer.h

 // Copyright 2015 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 CHROME_BROWSER_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_OBSERVER_H_
 #define CHROME_BROWSER_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_OBSERVER_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 104 matching lines @@
       const base::Optional<base::TimeDelta>& first_background_time,
       const base::Optional<base::TimeDelta>& first_foreground_time,
       bool started_in_foreground,
       UserInitiatedInfo user_initiated_info,
       const GURL& url,
       const GURL& start_url,
       bool did_commit,
       PageEndReason page_end_reason,
       UserInitiatedInfo page_end_user_initiated_info,
       const base::Optional<base::TimeDelta>& page_end_time,
-      const PageLoadMetadata& main_frame_metadata,
-      const PageLoadMetadata& child_frame_metadata);
+      const mojom::PageLoadMetadata& main_frame_metadata,
+      const mojom::PageLoadMetadata& child_frame_metadata);
 
   // Simplified version of the constructor, intended for use in tests.
   static PageLoadExtraInfo CreateForTesting(const GURL& url,
                                             bool started_in_foreground);
 
   PageLoadExtraInfo(const PageLoadExtraInfo& other);
 
   ~PageLoadExtraInfo();
 
   // The time the navigation was initiated.
@@ skipping 48 matching lines @@
   // * the page load is stopped
   // * the tab hosting the page is closed
   // * the render process hosting the page goes away
   // * a new navigation which later commits is initiated in the same tab
   // This field will not be set if the page is still active and hasn't yet
   // finished.
   const base::Optional<base::TimeDelta> page_end_time;
 
   // Extra information supplied to the page load metrics system from the
   // renderer for the main frame.
-  const PageLoadMetadata main_frame_metadata;
+  const mojom::PageLoadMetadata main_frame_metadata;
 
   // PageLoadMetadata for child frames of the current page load.
-  const PageLoadMetadata child_frame_metadata;
+  const mojom::PageLoadMetadata child_frame_metadata;
 };
 
 // Container for various information about a completed request within a page
 // load.
 struct ExtraRequestCompleteInfo {
   ExtraRequestCompleteInfo(
       const GURL& url,
       int frame_tree_node_id,
       bool was_cached,
       int64_t raw_body_bytes,
@@ skipping 217 matching lines @@
   // Called whenever a request is loaded for this page load. This comes
   // unfiltered from the ResourceDispatcherHost and may include blob requests
   // and data uris.
   virtual void OnLoadedResource(
       const ExtraRequestCompleteInfo& extra_request_complete_info) {}
 };
 
 }  // namespace page_load_metrics
 
 #endif  // CHROME_BROWSER_PAGE_LOAD_METRICS_PAGE_LOAD_METRICS_OBSERVER_H_