DevTools: display 'Pending authentication' message upon raw usb debugging.

chrome/browser/devtools/adb/android_usb_device.h

 // Copyright (c) 2013 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 CHROME_BROWSER_DEVTOOLS_ADB_ANDROID_USB_DEVICE_H_
 #define CHROME_BROWSER_DEVTOOLS_ADB_ANDROID_USB_DEVICE_H_
 
 #include <map>
 #include <queue>
 #include <vector>
@@ skipping 75 matching lines @@
             uint32 arg0,
             uint32 arg1,
             const std::string& body);
 
   scoped_refptr<UsbDeviceHandle> usb_device() { return usb_device_; }
 
   std::string serial() { return serial_; }
 
   bool terminated() { return terminated_; }
 
+  bool is_connected() { return is_connected_; }
+
  private:
   friend class base::RefCountedThreadSafe<AndroidUsbDevice>;
   virtual ~AndroidUsbDevice();
 
   void Queue(scoped_refptr<AdbMessage> message);
   void ProcessOutgoing();
   void OutgoingMessageSent(UsbTransferStatus status,
                            scoped_refptr<net::IOBuffer> buffer,
                            size_t result);
 
@@ skipping 45 matching lines @@
   std::queue<BulkMessage> outgoing_queue_;
 
   // Outgoing messages pending connect
   typedef std::vector<scoped_refptr<AdbMessage> > PendingMessages;
   PendingMessages pending_messages_;
 
   DISALLOW_COPY_AND_ASSIGN(AndroidUsbDevice);
 };
 
 #endif  // CHROME_BROWSER_DEVTOOLS_ADB_ANDROID_USB_DEVICE_H_