LoadTiming implementation in net, part 1.

net/socket/client_socket_handle.h

Index: net/socket/client_socket_handle.h
===================================================================
--- net/socket/client_socket_handle.h	(revision 172981)
+++ net/socket/client_socket_handle.h	(working copy)
@@ -19,10 +19,13 @@
 #include "net/base/request_priority.h"
 #include "net/http/http_response_info.h"
 #include "net/socket/client_socket_pool.h"
+#include "net/socket/connect_timing.h"
 #include "net/socket/stream_socket.h"
 
 namespace net {
 
+struct LoadTimingInfo;
+
 // A container for a StreamSocket.
 //
 // The handle's |group_name| uniquely identifies the origin and type of the
@@ -106,6 +109,14 @@
   // Returns the time between Init() and when is_initialized() becomes true.
   base::TimeDelta setup_time() const { return setup_time_; }
 
+  // Sets the portion of LoadTimingInfo related to connection establishment, and
+  // the socket id.  |is_reused| is needed because the handle may not have full
+  // information.  |load_timing_info| must have all default values when called.
+  // Returns false and makes no changes to |load_timing_info| when |socket_| is
+  // NULL.
+  bool GetLoadTimingInfo(bool is_reused,
+                         LoadTimingInfo* load_timing_info) const;
+
   // Used by ClientSocketPool to initialize the ClientSocketHandle.
   void set_is_reused(bool is_reused) { is_reused_ = is_reused; }
   void set_socket(StreamSocket* s) { socket_.reset(s); }
@@ -150,6 +161,10 @@
       return UNUSED_IDLE;
     }
   }
+  const ConnectTiming& connect_timing() const { return connect_timing_; }
+  void set_connect_timing(const ConnectTiming& connect_timing) {
+    connect_timing_ = connect_timing;
+  }
 
  private:
   // Called on asynchronous completion of an Init() request.
@@ -185,6 +200,9 @@
 
   NetLog::Source requesting_source_;
 
+  // Timing information is set when a connection is successfully established.
+  ConnectTiming connect_timing_;
+
   DISALLOW_COPY_AND_ASSIGN(ClientSocketHandle);
 };