[DevTools] Remove last bits of logic from v8 agent wrappers.

third_party/WebKit/Source/core/inspector/ThreadDebugger.cpp

Index: third_party/WebKit/Source/core/inspector/ThreadDebugger.cpp
diff --git a/third_party/WebKit/Source/core/inspector/ThreadDebugger.cpp b/third_party/WebKit/Source/core/inspector/ThreadDebugger.cpp
index aa84f87d34f2dc1b1180a633982d3834c386c540..8fe56377c6b6d7e0720c8df7af2a77c0d124001d 100644
--- a/third_party/WebKit/Source/core/inspector/ThreadDebugger.cpp
+++ b/third_party/WebKit/Source/core/inspector/ThreadDebugger.cpp
@@ -61,6 +61,16 @@ void ThreadDebugger::idleFinished(v8::Isolate* isolate)
         data->threadDebugger()->debugger()->idleFinished();
 }
 
+void ThreadDebugger::beginUserGesture()
+{
+    m_userGestureIndicator = adoptPtr(new UserGestureIndicator(DefinitelyProcessingNewUserGesture));
+}
+
+void ThreadDebugger::endUserGesture()
+{
+    m_userGestureIndicator.clear();
+}
+
 void ThreadDebugger::eventListeners(v8::Local<v8::Value> value, V8EventListenerInfoList& result)
 {
     InspectorDOMDebuggerAgent::eventListenersInfoForTarget(m_isolate, value, result);