Add initial version of DevTools Profiler

webkit/glue/devtools/debugger_agent.h

Index: webkit/glue/devtools/debugger_agent.h
===================================================================
--- webkit/glue/devtools/debugger_agent.h	(revision 15955)
+++ webkit/glue/devtools/debugger_agent.h	(working copy)
@@ -5,22 +5,37 @@
 #ifndef WEBKIT_GLUE_DEVTOOLS_DEBUGGER_AGENT_H_
 #define WEBKIT_GLUE_DEVTOOLS_DEBUGGER_AGENT_H_
 
+#include <string>
+
 #include "webkit/glue/devtools/devtools_rpc.h"
 
 #define DEBUGGER_AGENT_STRUCT(METHOD0, METHOD1, METHOD2, METHOD3, \
     METHOD4) \
   /* Stops v8 execution as soon as it gets control. */ \
   METHOD0(DebugBreak) \
+  \
   /* Requests global context id of the inspected tab. */ \
-  METHOD0(GetContextId)
+  METHOD0(GetContextId) \
+  \
+  /* Starts profiling (samples collection). */ \
+  METHOD0(StartProfiling) \
+  \
+  /* Stops profiling (samples collection). */ \
+  METHOD0(StopProfiling) \
+  \
+  /* Retrieves a portion of profiler log. */ \
+  METHOD1(GetLogLines, int /* position */)
 
 DEFINE_RPC_CLASS(DebuggerAgent, DEBUGGER_AGENT_STRUCT)
 
 #define DEBUGGER_AGENT_DELEGATE_STRUCT(METHOD0, METHOD1, METHOD2, METHOD3, \
     METHOD4) \
   METHOD1(DebuggerOutput, std::string /* output text */) \
+  \
   /* Response to GetContextId. */ \
-  METHOD1(DidGetContextId, int /* context id */)
+  METHOD1(DidGetContextId, int /* context id */) \
+  \
+  METHOD2(DidGetLogLines, std::string /* log */, int /* new_position */)
 
 DEFINE_RPC_CLASS(DebuggerAgentDelegate, DEBUGGER_AGENT_DELEGATE_STRUCT)