Use a monotonic clock (TimeTicks) to report network times to WebCore.

content/common/resource_dispatcher.cc

Index: content/common/resource_dispatcher.cc
diff --git a/content/common/resource_dispatcher.cc b/content/common/resource_dispatcher.cc
index 4afa078b6e7cf80c3774441ace9d7ec493c88cf5..59a1845c2d922425f3674369d952221d5c4c9626 100644
--- a/content/common/resource_dispatcher.cc
+++ b/content/common/resource_dispatcher.cc
@@ -332,7 +332,9 @@ void ResourceDispatcher::OnUploadProgress(
 }
 
 void ResourceDispatcher::OnReceivedResponse(
-    int request_id, const ResourceResponseHead& response_head) {
+    int request_id, const ResourceResponseHead& response_head,
+    const base::TimeTicks& request_start_time,
+    const base::TimeTicks& response_start_time) {
   PendingRequestInfo* request_info = GetPendingRequestInfo(request_id);
   if (!request_info)
     return;
@@ -345,7 +347,9 @@ void ResourceDispatcher::OnReceivedResponse(
       request_info->peer = new_peer;
   }
 
-  request_info->peer->OnReceivedResponse(response_head);
+  request_info->peer->OnReceivedResponse(response_head,
+                                         request_start_time,
+                                         response_start_time);
 }
 
 void ResourceDispatcher::OnReceivedCachedMetadata(
@@ -399,7 +403,9 @@ void ResourceDispatcher::OnReceivedRedirect(
     const IPC::Message& message,
     int request_id,
     const GURL& new_url,
-    const webkit_glue::ResourceResponseInfo& info) {
+    const webkit_glue::ResourceResponseInfo& info,
+    const base::TimeTicks& request_start_time,
+    const base::TimeTicks& response_start_time) {
   PendingRequestInfo* request_info = GetPendingRequestInfo(request_id);
   if (!request_info)
     return;
@@ -408,8 +414,10 @@ void ResourceDispatcher::OnReceivedRedirect(
   bool has_new_first_party_for_cookies = false;
   GURL new_first_party_for_cookies;
   if (request_info->peer->OnReceivedRedirect(new_url, info,
-                                            &has_new_first_party_for_cookies,
-                                            &new_first_party_for_cookies)) {
+                                             request_start_time,
+                                             response_start_time,
+                                             &has_new_first_party_for_cookies,
+                                             &new_first_party_for_cookies)) {
     // Double-check if the request is still around. The call above could
     // potentially remove it.
     request_info = GetPendingRequestInfo(request_id);
@@ -435,10 +443,11 @@ void ResourceDispatcher::FollowPendingRedirect(
     message_sender()->Send(msg);
 }
 
-void ResourceDispatcher::OnRequestComplete(int request_id,
-                                           const net::URLRequestStatus& status,
-                                           const std::string& security_info,
-                                           const base::Time& completion_time) {
+void ResourceDispatcher::OnRequestComplete(
+    int request_id,
+    const net::URLRequestStatus& status,
+    const std::string& security_info,
+    const base::TimeTicks& completion_time) {
   PendingRequestInfo* request_info = GetPendingRequestInfo(request_id);
   if (!request_info)
     return;