[DevTools] Filter any messages from previous sessions in DevToolsAgentHostImpl

content/common/devtools_messages.h

Index: content/common/devtools_messages.h
diff --git a/content/common/devtools_messages.h b/content/common/devtools_messages.h
index a6e17ecdb585b038968ff0dfb6e50866d76401c7..3b20268852bb1da0e1b3f7428ed937618295d423 100644
--- a/content/common/devtools_messages.h
+++ b/content/common/devtools_messages.h
@@ -64,6 +64,7 @@ IPC_STRUCT_BEGIN(DevToolsMessageChunk)
   IPC_STRUCT_MEMBER(bool, is_first)
   IPC_STRUCT_MEMBER(bool, is_last)
   IPC_STRUCT_MEMBER(int, message_size)
+  IPC_STRUCT_MEMBER(int, session_id)
   IPC_STRUCT_MEMBER(int, call_id)
   IPC_STRUCT_MEMBER(std::string, data)
   IPC_STRUCT_MEMBER(std::string, post_state)
@@ -77,25 +78,29 @@ IPC_MESSAGE_ROUTED1(DevToolsClientMsg_DispatchOnInspectorFrontend,
 // These are messages sent from DevToolsClient to DevToolsAgent through the
 // browser.
 // Tells agent that there is a client host connected to it.
-IPC_MESSAGE_ROUTED1(DevToolsAgentMsg_Attach,
-                    std::string /* host_id */)
+IPC_MESSAGE_ROUTED2(DevToolsAgentMsg_Attach,
+                    std::string /* host_id */,
+                    int /* session_id */)
 
 // Tells agent that a client host was disconnected from another agent and
 // connected to this one.
-IPC_MESSAGE_ROUTED2(DevToolsAgentMsg_Reattach,
+IPC_MESSAGE_ROUTED3(DevToolsAgentMsg_Reattach,
                     std::string /* host_id */,
+                    int /* session_id */,
                     std::string /* agent_state */)
 
 // Tells agent that there is no longer a client host connected to it.
 IPC_MESSAGE_ROUTED0(DevToolsAgentMsg_Detach)
 
 // WebKit-level transport.
-IPC_MESSAGE_ROUTED1(DevToolsAgentMsg_DispatchOnInspectorBackend,
+IPC_MESSAGE_ROUTED2(DevToolsAgentMsg_DispatchOnInspectorBackend,
+                    int /* session_id */,
                     std::string /* message */)
 
 // Inspect element with the given coordinates.
-IPC_MESSAGE_ROUTED3(DevToolsAgentMsg_InspectElement,
+IPC_MESSAGE_ROUTED4(DevToolsAgentMsg_InspectElement,
                     std::string /* host_id */,
+                    int /* session_id */,
                     int /* x */,
                     int /* y */)
 
@@ -116,3 +121,6 @@ IPC_MESSAGE_ROUTED1(DevToolsMsg_SetupDevToolsClient,
 // Transport from Inspector frontend to frontend host.
 IPC_MESSAGE_ROUTED1(DevToolsHostMsg_DispatchOnEmbedder,
                     std::string /* message */)
+
+IPC_MESSAGE_ROUTED1(DevToolsHostMsg_DispatchOnInspectorBackend,

[dgozman, 2015/11/06 22:57:27]

Remove it.

[kozy, 2015/11/07 01:54:44]

Done.

+                    std::string /* message */)