Change WebBluetooth chooser title to "pair with"

chrome/browser/chooser_controller/mock_chooser_controller.cc

 // Copyright 2016 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/chooser_controller/mock_chooser_controller.h"
+#include "chrome/grit/generated_resources.h"
 
 MockChooserController::MockChooserController(content::RenderFrameHost* owner)
-    : ChooserController(owner) {}
+    : ChooserController(owner,
+                        IDS_USB_DEVICE_CHOOSER_PROMPT_ORIGIN,
+                        IDS_USB_DEVICE_CHOOSER_PROMPT_EXTENSION_NAME) {}
 
 MockChooserController::~MockChooserController() {}
 
 base::string16 MockChooserController::GetOkButtonLabel() const {
   return base::string16();
 }
 
 size_t MockChooserController::NumOptions() const {
   return option_names_.size();
 }
@@ skipping 12 matching lines @@
   for (auto it = option_names_.begin(); it != option_names_.end(); ++it) {
     if (*it == option_name) {
       size_t index = it - option_names_.begin();
       option_names_.erase(it);
       if (observer())
         observer()->OnOptionRemoved(index);
       return;
     }
   }
 }