[DevTools] Filter any messages from previous sessions in DevToolsAgentHostImpl

content/browser/devtools/protocol/tethering_handler.h

Index: content/browser/devtools/protocol/tethering_handler.h
diff --git a/content/browser/devtools/protocol/tethering_handler.h b/content/browser/devtools/protocol/tethering_handler.h
index 21f1a9a27a6050371d5b606f7f5a1a7f7e389162..fe0f9e039b63b0cc65ce6660eb8acd2ce84ff58f 100644
--- a/content/browser/devtools/protocol/tethering_handler.h
+++ b/content/browser/devtools/protocol/tethering_handler.h
@@ -29,8 +29,8 @@ class TetheringHandler {
 
   void SetClient(scoped_ptr<Client> client);
 
-  Response Bind(DevToolsCommandId command_id, int port);
-  Response Unbind(DevToolsCommandId command_id, int port);
+  Response Bind(int session_id, DevToolsCommandId command_id, int port);
+  Response Unbind(int session_id, DevToolsCommandId command_id, int port);
 
  private:
   class TetheringImpl;
@@ -38,9 +38,10 @@ class TetheringHandler {
   void Accepted(uint16 port, const std::string& name);
   bool Activate();
 
-  void SendBindSuccess(DevToolsCommandId command_id);
-  void SendUnbindSuccess(DevToolsCommandId command_id);
-  void SendInternalError(DevToolsCommandId command_id,
+  void SendBindSuccess(int session_id, DevToolsCommandId command_id);
+  void SendUnbindSuccess(int session_id, DevToolsCommandId command_id);
+  void SendInternalError(int session_id,
+                         DevToolsCommandId command_id,
                          const std::string& message);
 
   scoped_ptr<Client> client_;