Refactor InspectorWebPerfAgent: update lifecycle management to be per Local Frame root; replace hea…

third_party/WebKit/Source/core/frame/LocalFrame.h

Index: third_party/WebKit/Source/core/frame/LocalFrame.h
diff --git a/third_party/WebKit/Source/core/frame/LocalFrame.h b/third_party/WebKit/Source/core/frame/LocalFrame.h
index 0723873e66894f10540509984d738af6a46d700a..181de4627443ec00918e0a24b39361b1bbacb457 100644
--- a/third_party/WebKit/Source/core/frame/LocalFrame.h
+++ b/third_party/WebKit/Source/core/frame/LocalFrame.h
@@ -60,11 +60,12 @@ class FrameSelection;
 class FrameView;
 class HTMLPlugInElement;
 class InputMethodController;
+class InspectorWebPerfAgent;
+class InstrumentingAgents;
 class InterfaceProvider;
 class InterfaceRegistry;
 class IntPoint;
 class IntSize;
-class InstrumentingAgents;
 class JSONObject;
 class LayoutView;
 class LayoutViewItem;
@@ -163,6 +164,13 @@ class CORE_EXPORT LocalFrame final : public Frame,
     return m_instrumentingAgents.get();
   }
 
+  InspectorWebPerfAgent* inspectorWebPerfAgent() {

[caseq, 2016/10/26 21:19:41]

Do we really need to expose it?

[panicker, 2016/10/28 00:09:24]

Removed

+    return m_inspectorWebPerfAgent.get();
+  }
+
+  void enableInspectorWebPerfAgent();
+  void disableInspectorWebPerfAgent();
+
   // =========================================================================
   // All public functions below this point are candidates to move out of
   // LocalFrame into another class.
@@ -266,6 +274,8 @@ class CORE_EXPORT LocalFrame final : public Frame,
   bool m_inViewSourceMode;
 
   Member<InstrumentingAgents> m_instrumentingAgents;
+  Member<InspectorWebPerfAgent> m_inspectorWebPerfAgent;
+  unsigned m_inspectorWebPerfAgentObservers;
 
   InterfaceProvider* const m_interfaceProvider;
   InterfaceRegistry* const m_interfaceRegistry;