DevTools: remove V8DebuggerListener and ScriptDebuggerBase abstractions.

third_party/WebKit/Source/core/inspector/MainThreadDebugger.h

Index: third_party/WebKit/Source/core/inspector/MainThreadDebugger.h
diff --git a/third_party/WebKit/Source/core/inspector/MainThreadDebugger.h b/third_party/WebKit/Source/core/inspector/MainThreadDebugger.h
index 51c8ae820135dc7eac4e705f641c1d996795138e..8f609398a0f2e01f1986c23042d281f79c86df36 100644
--- a/third_party/WebKit/Source/core/inspector/MainThreadDebugger.h
+++ b/third_party/WebKit/Source/core/inspector/MainThreadDebugger.h
@@ -33,7 +33,7 @@
 
 #include "core/CoreExport.h"
 #include "core/inspector/InspectorTaskRunner.h"
-#include "core/inspector/ScriptDebuggerBase.h"
+#include "core/inspector/v8/V8DebuggerClient.h"
 #include "platform/heap/Handle.h"
 #include <v8.h>
 
@@ -44,8 +44,9 @@ class Mutex;
 namespace blink {
 
 class LocalFrame;
+class V8Debugger;
 
-class CORE_EXPORT MainThreadDebugger final : public ScriptDebuggerBase {
+class CORE_EXPORT MainThreadDebugger final : public V8DebuggerClient {
     WTF_MAKE_NONCOPYABLE(MainThreadDebugger);
 public:
     class ClientMessageLoop {
@@ -69,15 +70,20 @@ public:
     static MainThreadDebugger* instance();
     static void interruptMainThreadAndRun(PassOwnPtr<InspectorTaskRunner::Task>);
     InspectorTaskRunner* taskRunner() const { return m_taskRunner.get(); }
+    V8Debugger* debugger() const { return m_debugger.get(); }
 
 private:
     MainThreadDebugger(PassOwnPtr<ClientMessageLoop>, v8::Isolate*);
 
+    // V8DebuggerClient implementation.
+    v8::Local<v8::Object> compileDebuggerScript() override;
     void runMessageLoopOnPause(int contextGroupId) override;
     void quitMessageLoopOnPause() override;
 
     static WTF::Mutex& creationMutex();
 
+    v8::Isolate* m_isolate;
+    OwnPtr<V8Debugger> m_debugger;
     OwnPtr<ClientMessageLoop> m_clientMessageLoop;
     OwnPtr<InspectorTaskRunner> m_taskRunner;