Oilpan: fix build after r351269.

third_party/WebKit/Source/core/inspector/v8/V8DebuggerAgentImpl.h

 // Copyright 2015 The Chromium 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 V8DebuggerAgentImpl_h
 #define V8DebuggerAgentImpl_h
 
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "core/CoreExport.h"
@@ skipping 22 matching lines @@
 class JSONObject;
 class RemoteCallFrameId;
 class ScriptAsyncCallStack;
 class ScriptRegexp;
 class V8AsyncCallTracker;
 class V8Debugger;
 
 typedef String ErrorString;
 
 class CORE_EXPORT V8DebuggerAgentImpl
-    : public NoBaseWillBeGarbageCollectedFinalized<V8DebuggerAgentImpl>
-    , public V8DebuggerAgent
+    : public V8DebuggerAgent
     , public V8DebuggerListener
     , public InspectorBackendDispatcher::DebuggerCommandHandler
     , public PromiseTracker::Listener {
     WTF_MAKE_NONCOPYABLE(V8DebuggerAgentImpl);
-    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(V8DebuggerAgentImpl);
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(V8DebuggerAgentImpl);
+    WTF_MAKE_FAST_ALLOCATED(V8DebuggerAgentImpl);
 public:
     V8DebuggerAgentImpl(InjectedScriptManager*, V8Debugger*, V8DebuggerAgent::Client*, int contextGroupId);
     ~V8DebuggerAgentImpl() override;
     DECLARE_TRACE();
 
     void setInspectorState(InspectorState* state) override { m_state = state; }
     void setFrontend(InspectorFrontend::Debugger* frontend) override { m_frontend = frontend; }
     void clearFrontend() override;
     void restore() override;
     void disable(ErrorString*) final;
@@ skipping 126 matching lines @@
     typedef HashMap<String, Vector<String>> BreakpointIdToDebuggerBreakpointIdsMap;
     typedef HashMap<String, std::pair<String, BreakpointSource>> DebugServerBreakpointToBreakpointIdAndSourceMap;
 
     enum DebuggerStep {
         NoStep = 0,
         StepInto,
         StepOver,
         StepOut
     };
 
-    RawPtrWillBeMember<InjectedScriptManager> m_injectedScriptManager;
+    RawPtrWillBePersistent<InjectedScriptManager> m_injectedScriptManager;

[sof, 2015/09/29 13:03:05]

This needs to be a WeakPersistent<> so as to avoid retaining the manager.
Addressed in ps#4.

     V8Debugger* m_debugger;
     V8DebuggerAgent::Client* m_client;
     int m_contextGroupId;
     InspectorState* m_state;
     InspectorFrontend::Debugger* m_frontend;
     v8::Isolate* m_isolate;
     RefPtr<ScriptState> m_pausedScriptState;
     v8::Global<v8::Object> m_currentCallStack;
     ScriptsMap m_scripts;
     BreakpointIdToDebuggerBreakpointIdsMap m_breakpointIdToDebuggerBreakpointIds;
     DebugServerBreakpointToBreakpointIdAndSourceMap m_serverBreakpoints;
     String m_continueToLocationBreakpointId;
     InspectorFrontend::Debugger::Reason::Enum m_breakReason;
     RefPtr<JSONObject> m_breakAuxData;
     DebuggerStep m_scheduledDebuggerStep;
     bool m_skipNextDebuggerStepOut;
     bool m_javaScriptPauseScheduled;
     bool m_steppingFromFramework;
     bool m_pausingOnNativeEvent;
     bool m_pausingOnAsyncOperation;
 
     int m_skippedStepFrameCount;
     int m_recursionLevelForStepOut;
     int m_recursionLevelForStepFrame;
     bool m_skipAllPauses;
     bool m_skipContentScripts;
     OwnPtr<ScriptRegexp> m_cachedSkipStackRegExp;
     unsigned m_cachedSkipStackGeneration;
     // This field must be destroyed before the listeners set above.
-    OwnPtrWillBeMember<V8AsyncCallTracker> m_v8AsyncCallTracker;
-    OwnPtrWillBeMember<PromiseTracker> m_promiseTracker;
+    OwnPtrWillBePersistent<V8AsyncCallTracker> m_v8AsyncCallTracker;
+    OwnPtr<PromiseTracker> m_promiseTracker;
 
-    using AsyncOperationIdToAsyncCallChain = WillBeHeapHashMap<int, RefPtrWillBeMember<AsyncCallChain>>;
+    using AsyncOperationIdToAsyncCallChain = HashMap<int, RefPtr<AsyncCallChain>>;
     AsyncOperationIdToAsyncCallChain m_asyncOperations;
     int m_lastAsyncOperationId;
     ListHashSet<int> m_asyncOperationNotifications;
     HashSet<int> m_asyncOperationBreakpoints;
     HashSet<int> m_pausingAsyncOperations;
     unsigned m_maxAsyncCallStackDepth;
-    RefPtrWillBeMember<AsyncCallChain> m_currentAsyncCallChain;
+    RefPtr<AsyncCallChain> m_currentAsyncCallChain;
     unsigned m_nestedAsyncCallCount;
     int m_currentAsyncOperationId;
     bool m_pendingTraceAsyncOperationCompleted;
     bool m_startingStepIntoAsync;
     V8GlobalValueMap<String, v8::Script, v8::kNotWeak> m_compiledScripts;
 };
 
 } // namespace blink
 
 
 #endif // V8DebuggerAgentImpl_h