[inspector] Move SetIdle from CPUProfiler to debug-interface

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

Index: src/inspector/v8-profiler-agent-impl.h
diff --git a/src/inspector/v8-profiler-agent-impl.h b/src/inspector/v8-profiler-agent-impl.h
index 2f44dfceac195aa29d04a5343df465ca921b6582..7e5e213ef052e9460746256cd13d4f9f6b252780 100644
--- a/src/inspector/v8-profiler-agent-impl.h
+++ b/src/inspector/v8-profiler-agent-impl.h
@@ -50,9 +50,6 @@ class V8ProfilerAgentImpl : public protocol::Profiler::Backend {
   void consoleProfile(const String16& title);
   void consoleProfileEnd(const String16& title);
 
-  bool idleStarted();
-  bool idleFinished();
-
  private:
   String16 nextProfileId();
 
@@ -70,7 +67,6 @@ class V8ProfilerAgentImpl : public protocol::Profiler::Backend {
   class ProfileDescriptor;
   std::vector<ProfileDescriptor> m_startedProfiles;
   String16 m_frontendInitiatedProfileId;
-  bool m_idle = false;
   int m_startedProfilesCount = 0;
 
   DISALLOW_COPY_AND_ASSIGN(V8ProfilerAgentImpl);