[inspector] Move SetIdle from CPUProfiler to debug-interface

src/inspector/v8-profiler-agent-impl.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_INSPECTOR_V8PROFILERAGENTIMPL_H_
 #define V8_INSPECTOR_V8PROFILERAGENTIMPL_H_
 
 #include <vector>
 
 #include "src/base/macros.h"
@@ skipping 32 matching lines @@
   Response takePreciseCoverage(
       std::unique_ptr<protocol::Array<protocol::Profiler::ScriptCoverage>>*
           out_result) override;
   Response getBestEffortCoverage(
       std::unique_ptr<protocol::Array<protocol::Profiler::ScriptCoverage>>*
           out_result) override;
 
   void consoleProfile(const String16& title);
   void consoleProfileEnd(const String16& title);
 
-  bool idleStarted();
-  bool idleFinished();
-
  private:
   String16 nextProfileId();
 
   void startProfiling(const String16& title);
   std::unique_ptr<protocol::Profiler::Profile> stopProfiling(
       const String16& title, bool serialize);
 
   V8InspectorSessionImpl* m_session;
   v8::Isolate* m_isolate;
   v8::CpuProfiler* m_profiler = nullptr;
   protocol::DictionaryValue* m_state;
   protocol::Profiler::Frontend m_frontend;
   bool m_enabled = false;
   bool m_recordingCPUProfile = false;
   class ProfileDescriptor;
   std::vector<ProfileDescriptor> m_startedProfiles;
   String16 m_frontendInitiatedProfileId;
-  bool m_idle = false;
   int m_startedProfilesCount = 0;
 
   DISALLOW_COPY_AND_ASSIGN(V8ProfilerAgentImpl);
 };
 
 }  // namespace v8_inspector
 
 #endif  // V8_INSPECTOR_V8PROFILERAGENTIMPL_H_