Fix WebSocket{Read,Write}Queue.

mojo/services/network/public/cpp/web_socket_read_queue.h

Index: mojo/services/network/public/cpp/web_socket_read_queue.h
diff --git a/mojo/services/network/public/cpp/web_socket_read_queue.h b/mojo/services/network/public/cpp/web_socket_read_queue.h
index 27315105710a963d0521eb23d3aaffd7234bf27d..ffb7ec15db650c2cbdc068615745500ab8dfacaa 100644
--- a/mojo/services/network/public/cpp/web_socket_read_queue.h
+++ b/mojo/services/network/public/cpp/web_socket_read_queue.h
@@ -19,7 +19,7 @@ namespace mojo {
 // See also: WebSocketWriteQueue
 class WebSocketReadQueue {
  public:
-  WebSocketReadQueue(DataPipeConsumerHandle handle);
+  explicit WebSocketReadQueue(DataPipeConsumerHandle handle);
   ~WebSocketReadQueue();
 
   void Read(uint32_t num_bytes, base::Callback<void(const char*)> callback);
@@ -34,7 +34,10 @@ class WebSocketReadQueue {
   DataPipeConsumerHandle handle_;
   common::HandleWatcher handle_watcher_;
   ScopedVector<Operation> queue_;
-  bool is_waiting_;
+  bool is_busy_;
+  // If non-null, the boolean it points to (allocated on the stack) will be set
+  // to true when this object is destructed.
+  bool* destructed_;
 };
 
 }  // namespace mojo