Inject timestamps to resource messages.

content/common/resource_dispatcher.h

Index: content/common/resource_dispatcher.h
diff --git a/content/common/resource_dispatcher.h b/content/common/resource_dispatcher.h
index 141e89c188c4b102c01f4a61bdfbbdc6dd43c288..91e8942f9a0bd6a95fdbe47b05db975fb93d8f3b 100644
--- a/content/common/resource_dispatcher.h
+++ b/content/common/resource_dispatcher.h
@@ -71,6 +71,11 @@ class CONTENT_EXPORT ResourceDispatcher : public IPC::Listener {
     delegate_ = delegate;
   }
 
+  // Remembers IO thread timestamp for next resource message.
+  void set_io_timestamp(base::TimeTicks io_timestamp) {
+    io_timestamp_ = io_timestamp;
+  }
+
  private:
   friend class ResourceDispatcherTest;
 
@@ -180,6 +185,8 @@ class CONTENT_EXPORT ResourceDispatcher : public IPC::Listener {
 
   ResourceDispatcherDelegate* delegate_;
 
+  base::TimeTicks io_timestamp_;

[Charlie Reis, 2013/05/23 20:13:11]

Please add a comment here.

[eustas, 2013/05/24 15:22:28]

Done.

+
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcher);
 };