DevTools: introduce collections shim to be backed by non-wtf in v8_inspector.

third_party/WebKit/Source/platform/v8_inspector/V8AsyncCallTracker.h

 // Copyright 2014 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 V8AsyncCallTracker_h
 #define V8AsyncCallTracker_h
 
 #include "platform/inspector_protocol/Allocator.h"
+#include "platform/inspector_protocol/Collections.h"
 #include "platform/v8_inspector/V8DebuggerAgentImpl.h"
-#include "wtf/HashMap.h"
 
 #include <v8.h>
 
 namespace blink {
 
 class V8AsyncCallTracker final {
     PROTOCOL_DISALLOW_COPY(V8AsyncCallTracker);
 public:
     static PassOwnPtr<V8AsyncCallTracker> create(V8DebuggerAgentImpl* debuggerAgent)
     {
         return adoptPtr(new V8AsyncCallTracker(debuggerAgent));
     }
 
     ~V8AsyncCallTracker();
 
     void asyncCallTrackingStateChanged(bool tracking);
     void resetAsyncOperations();
 
     void didReceiveV8AsyncTaskEvent(v8::Local<v8::Context>, const String& eventType, const String& eventName, int id);
 
     void contextDisposed(int contextId);
 
 private:
     struct Operations {
-        HashMap<String, int> map;
+        protocol::HashMap<String, int> map;
         int contextId;
         V8AsyncCallTracker* target;
         v8::Global<v8::Context> context;
     };
 
     static void weakCallback(const v8::WeakCallbackInfo<Operations>& data);
 
     explicit V8AsyncCallTracker(V8DebuggerAgentImpl*);
 
     void didEnqueueV8AsyncTask(v8::Local<v8::Context>, const String& eventName, int id);
     void willHandleV8AsyncTask(v8::Local<v8::Context>, const String& eventName, int id);
-    void completeOperations(const HashMap<String, int>& contextCallChains);
+    void completeOperations(const protocol::HashMap<String, int>& contextCallChains);
 
     V8DebuggerAgentImpl* m_debuggerAgent;
-    HashMap<int, OwnPtr<Operations>> m_idToOperations;
+    protocol::HashMap<int, OwnPtr<Operations>> m_idToOperations;
 };
 
 } // namespace blink
 
 #endif // V8AsyncCallTracker_h