First version of PerformanceObserver

Source/core/inspector/AsyncCallTracker.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 32 matching lines @@
 class Event;
 class EventListener;
 class EventTarget;
 class ExecutionContext;
 class ExecutionContextTask;
 class FormData;
 class HTTPHeaderMap;
 class InspectorDebuggerAgent;
 class KURL;
 class MutationObserver;
+class PerformanceObserver;
 class ThreadableLoaderClient;
 class XMLHttpRequest;
 
 class CORE_EXPORT AsyncCallTracker final : public NoBaseWillBeGarbageCollectedFinalized<AsyncCallTracker>, public InspectorDebuggerAgent::AsyncCallTrackingListener {
     WTF_MAKE_NONCOPYABLE(AsyncCallTracker);
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(AsyncCallTracker);
 public:
     AsyncCallTracker(InspectorDebuggerAgent*, InstrumentingAgents*);
     ~AsyncCallTracker() override;
 
@@ skipping 17 matching lines @@
     void didHandleEvent() { didFireAsyncCall(); }
 
     void willLoadXHR(XMLHttpRequest*, ThreadableLoaderClient*, const AtomicString& method, const KURL&, bool async, PassRefPtr<FormData> body, const HTTPHeaderMap& headers, bool includeCrendentials);
     void didDispatchXHRLoadendEvent(XMLHttpRequest*);
 
     void didEnqueueMutationRecord(ExecutionContext*, MutationObserver*);
     void didClearAllMutationRecords(ExecutionContext*, MutationObserver*);
     void willDeliverMutationRecords(ExecutionContext*, MutationObserver*);
     void didDeliverMutationRecords() { didFireAsyncCall(); }
 
+    void didEnqueuePerformanceObserverEntries(ExecutionContext*, PerformanceObserver*);

[yurys, 2015/08/20 15:28:39]

This will need a layout test. See LayoutTests/inspector/sources/debugger-async/
for examples.

+    void didClearAllPerformanceObservations(ExecutionContext*, PerformanceObserver*);
+    void willDeliverPerformanceObservations(ExecutionContext*, PerformanceObserver*);
+    void didDeliverPerformanceObservations() { didFireAsyncCall(); };
+
     void didPostExecutionContextTask(ExecutionContext*, ExecutionContextTask*);
     void didKillAllExecutionContextTasks(ExecutionContext*);
     void willPerformExecutionContextTask(ExecutionContext*, ExecutionContextTask*);
     void didPerformExecutionContextTask() { didFireAsyncCall(); }
 
     int traceAsyncOperationStarting(ExecutionContext*, const String& operationName, int prevOperationId = 0);
     void traceAsyncOperationCompleted(ExecutionContext*, int operationId);
     void traceAsyncOperationCompletedCallbackStarting(ExecutionContext*, int operationId);
     void traceAsyncCallbackStarting(ExecutionContext*, int operationId);
     void traceAsyncCallbackCompleted() { didFireAsyncCall(); }
@@ skipping 13 matching lines @@
 
     using ExecutionContextDataMap = WillBeHeapHashMap<RawPtrWillBeMember<ExecutionContext>, OwnPtrWillBeMember<ExecutionContextData>>;
     ExecutionContextDataMap m_executionContextDataMap;
     RawPtrWillBeMember<InspectorDebuggerAgent> m_debuggerAgent;
     RawPtrWillBeMember<InstrumentingAgents> m_instrumentingAgents;
 };
 
 } // namespace blink
 
 #endif // AsyncCallTracker_h