DevTools: simplify setScriptSource and restartFrame return values

Source/core/inspector/InjectedScript.h

Index: Source/core/inspector/InjectedScript.h
diff --git a/Source/core/inspector/InjectedScript.h b/Source/core/inspector/InjectedScript.h
index 59030a99e9cf7b8c02cac7dd354d9ab0a543010b..bfe33e4a3f7337862db14bb92d88d6825592b421 100644
--- a/Source/core/inspector/InjectedScript.h
+++ b/Source/core/inspector/InjectedScript.h
@@ -92,7 +92,7 @@ public:
         RefPtr<TypeBuilder::Runtime::RemoteObject>* result,
         TypeBuilder::OptOutput<bool>* wasThrown,
         RefPtr<TypeBuilder::Debugger::ExceptionDetails>*);
-    void restartFrame(ErrorString*, v8::Local<v8::Object> callFrames, const String& callFrameId, RefPtr<JSONObject>* result);
+    void restartFrame(ErrorString*, v8::Local<v8::Object> callFrames, const String& callFrameId);
     void getStepInPositions(ErrorString*, v8::Local<v8::Object> callFrames, const String& callFrameId, RefPtr<TypeBuilder::Array<TypeBuilder::Debugger::Location>>& positions);
     void setVariableValue(ErrorString*, v8::Local<v8::Object> callFrames, const String* callFrameIdOpt, const String* functionObjectIdOpt, int scopeNumber, const String& variableName, const String& newValueStr);
     void getFunctionDetails(ErrorString*, const String& functionId, RefPtr<TypeBuilder::Debugger::FunctionDetails>* result);