Require explicit selection of traits for LazyInstance

chrome/browser/devtools/device/usb/android_usb_device.cc

 // 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.
 
 #include "chrome/browser/devtools/device/usb/android_usb_device.h"
 
 #include <set>
 #include <utility>
 
 #include "base/barrier_closure.h"
@@ skipping 41 matching lines @@
 const uint32_t kVersion = 0x01000000;
 
 static const char kHostConnectMessage[] = "host::";
 
 using content::BrowserThread;
 
 typedef std::vector<scoped_refptr<UsbDevice> > UsbDevices;
 typedef std::set<scoped_refptr<UsbDevice> > UsbDeviceSet;
 
 // Stores android wrappers around claimed usb devices on caller thread.
-base::LazyInstance<std::vector<AndroidUsbDevice*> >::Leaky g_devices =
+base::LazyInstance<std::vector<AndroidUsbDevice*>>::Leaky g_devices =
     LAZY_INSTANCE_INITIALIZER;
 
 bool IsAndroidInterface(const UsbInterfaceDescriptor& interface) {
   if (interface.alternate_setting != 0 ||
       interface.interface_class != kAdbClass ||
       interface.interface_subclass != kAdbSubclass ||
       interface.interface_protocol != kAdbProtocol ||
       interface.endpoints.size() != 2) {
     return false;
   }
@@ skipping 592 matching lines @@
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&ReleaseInterface, usb_handle, interface_id_));
 }
 
 void AndroidUsbDevice::SocketDeleted(uint32_t socket_id) {
   DCHECK(task_runner_->BelongsToCurrentThread());
 
   sockets_.erase(socket_id);
 }