[inspector] migrate Debugger to new style

src/inspector/v8-debugger.h

Index: src/inspector/v8-debugger.h
diff --git a/src/inspector/v8-debugger.h b/src/inspector/v8-debugger.h
index 27b169c61f5433fd05d5376b86a4b4b882fca23f..919cffcb11c5690143f2173fcf35099ff9a83f36 100644
--- a/src/inspector/v8-debugger.h
+++ b/src/inspector/v8-debugger.h
@@ -23,7 +23,7 @@ class V8DebuggerAgentImpl;
 class V8InspectorImpl;
 class V8StackTraceImpl;
 
-using protocol::ErrorString;
+using protocol::Response;
 
 class V8Debugger {
  public:
@@ -53,12 +53,11 @@ class V8Debugger {
   void stepOutOfFunction();
   void clearStepping();
 
-  bool setScriptSource(const String16& sourceID,
-                       v8::Local<v8::String> newSource, bool dryRun,
-                       ErrorString*,
-                       protocol::Maybe<protocol::Runtime::ExceptionDetails>*,
-                       JavaScriptCallFrames* newCallFrames,
-                       protocol::Maybe<bool>* stackChanged);
+  Response setScriptSource(
+      const String16& sourceID, v8::Local<v8::String> newSource, bool dryRun,
+      protocol::Maybe<protocol::Runtime::ExceptionDetails>*,
+      JavaScriptCallFrames* newCallFrames, protocol::Maybe<bool>* stackChanged,
+      bool* compileError);
   JavaScriptCallFrames currentCallFrames(int limit = 0);
 
   // Each script inherits debug data from v8::Context where it has been