DevTools: rename AsyncCallChainMap to AsyncOperationMap

Source/bindings/core/v8/ScriptDebugServer.h

Index: Source/bindings/core/v8/ScriptDebugServer.h
diff --git a/Source/bindings/core/v8/ScriptDebugServer.h b/Source/bindings/core/v8/ScriptDebugServer.h
index 61a35127e8567dbe2f1d60ccff68436494fd0295..9fb54dd12d075a39882af8b6c715421108693df1 100644
--- a/Source/bindings/core/v8/ScriptDebugServer.h
+++ b/Source/bindings/core/v8/ScriptDebugServer.h
@@ -111,6 +111,8 @@ public:
     virtual void muteWarningsAndDeprecations() { }
     virtual void unmuteWarningsAndDeprecations() { }
 
+    v8::Isolate* isolate() const { return m_isolate; }
+
 protected:
     explicit ScriptDebugServer(v8::Isolate*);
     virtual ~ScriptDebugServer();