Add missing (and remove superfluous) 'explicit' from constructors.

jingle/glue/pseudotcp_adapter.h

 // Copyright (c) 2012 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 JINGLE_GLUE_PSEUDOTCP_ADAPTER_H_
 #define JINGLE_GLUE_PSEUDOTCP_ADAPTER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer.h"
 #include "base/threading/non_thread_safe.h"
 #include "net/base/net_log.h"
 #include "net/socket/stream_socket.h"
 #include "third_party/libjingle/source/talk/p2p/base/pseudotcp.h"
 
 namespace jingle_glue {
 
 // PseudoTcpAdapter adapts a connectionless net::Socket to a connection-
 // oriented net::StreamSocket using PseudoTcp.  Because net::StreamSockets
 // can be deleted during callbacks, while PseudoTcp cannot, the core of the
 // PseudoTcpAdapter is reference counted, with a reference held by the
 // adapter, and an additional reference held on the stack during callbacks.
 class PseudoTcpAdapter : public net::StreamSocket, base::NonThreadSafe {
  public:
   // Creates an adapter for the supplied Socket.  |socket| should already
   // be ready for use, and ownership of it will be assumed by the adapter.
-  PseudoTcpAdapter(net::Socket* socket);
+  explicit PseudoTcpAdapter(net::Socket* socket);
   virtual ~PseudoTcpAdapter();
 
   // net::Socket implementation.
   virtual int Read(net::IOBuffer* buffer, int buffer_size,
                    const net::CompletionCallback& callback) OVERRIDE;
   virtual int Write(net::IOBuffer* buffer, int buffer_size,
                     const net::CompletionCallback& callback) OVERRIDE;
   virtual bool SetReceiveBufferSize(int32 size) OVERRIDE;
   virtual bool SetSendBufferSize(int32 size) OVERRIDE;
 
@@ skipping 45 matching lines @@
   scoped_refptr<Core> core_;
 
   net::BoundNetLog net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(PseudoTcpAdapter);
 };
 
 }  // namespace jingle_glue
 
 #endif  // JINGLE_GLUE_STREAM_SOCKET_ADAPTER_H_