DevTools: add basic console support.

webkit/glue/devtools/tools_agent.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_GLUE_DEVTOOLS_TOOLS_AGENT_H_
 #define WEBKIT_GLUE_DEVTOOLS_TOOLS_AGENT_H_
 
 #include "webkit/glue/devtools/devtools_rpc.h"
 
 // Tools agent provides API for enabling / disabling other agents as well as
 // API for auxiliary UI functions such as dom elements highlighting.
 #define TOOLS_AGENT_STRUCT(METHOD0, METHOD1, METHOD2, METHOD3, METHOD4) \
   /* Highlights Dom node with given ID */ \
   METHOD1(HighlightDOMNode, int /* node_id */) \
   \
   /* Clears Dom Node highlight. */ \
   METHOD0(HideDOMNodeHighlight) \
   \
   /* Executes JavaScript in the context of the inspected window. */ \
   METHOD2(EvaluateJavaScript, int /* call_id */, String /* JS expression */) \
   \
   /* Requests that utility js function is executed with the given args. */ \
   METHOD4(ExecuteUtilityFunction, int /* call_id */, \
       String /* function_name */, int /* context_node_id */, \
-      String /* json_args */)
+      String /* json_args */) \
+  \
+  /* Clears cached console messages. */ \
+  METHOD0(ClearConsoleMessages)
 
 DEFINE_RPC_CLASS(ToolsAgent, TOOLS_AGENT_STRUCT)
 
 #define TOOLS_AGENT_DELEGATE_STRUCT(METHOD0, METHOD1, METHOD2, METHOD3, \
     METHOD4) \
   /* Updates focused node on the client. */ \
   METHOD1(UpdateFocusedNode, int /* node_id */) \
   \
   /* Response message to EvaluateJavaScript. */ \
   METHOD2(DidEvaluateJavaScript, int /* call_id */, String /* result */) \
   \
   /* Updates focused node on the client. */ \
   METHOD2(FrameNavigate, std::string /* url */, bool /* top_level */) \
   \
   /* Response to the GetNodeProperties. */ \
-  METHOD2(DidExecuteUtilityFunction, int /* call_id */, String /* json */)
+  METHOD2(DidExecuteUtilityFunction, int /* call_id */, String /* json */) \
+  \
+  /* Adds message to console. */ \
+  METHOD3(AddMessageToConsole, String /* message */, \
+      String /* source_id */, int /* line_no */)
 
 DEFINE_RPC_CLASS(ToolsAgentDelegate, TOOLS_AGENT_DELEGATE_STRUCT)
 
 #endif  // WEBKIT_GLUE_DEVTOOLS_TOOLS_AGENT_H_