Add signal strength indicator icon to WebBluetooth chooser on non-Mac desktops

content/shell/browser/layout_test/layout_test_bluetooth_chooser_factory.cc

 // Copyright 2015 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 "content/shell/browser/layout_test/layout_test_bluetooth_chooser_factory.h"
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/browser/render_frame_host.h"
@@ skipping 48 matching lines @@
         factory_->events_.push_back("discovery-idle");
         break;
     }
   }
 
   void AddOrUpdateDevice(const std::string& device_id,
                          bool should_update_name,
                          const base::string16& device_name,
                          bool is_gatt_connected,
                          bool is_paired,
-                         const int8_t* rssi) override {
+                         int signal_strength_level) override {
     CheckFactory();
     std::string event = "add-device(";
     event += base::UTF16ToUTF8(device_name);
     event += ")=";
     event += device_id;
     factory_->events_.push_back(event);
   }
 
   void RemoveDevice(const std::string& device_id) override {
     CheckFactory();
@@ skipping 49 matching lines @@
     const std::string& device_id) {
   // Copy |choosers_| to make sure event handler executions that modify
   // |choosers_| don't invalidate iterators.
   std::vector<Chooser*> choosers_copy(choosers_.begin(), choosers_.end());
   for (Chooser* chooser : choosers_copy) {
     chooser->event_handler.Run(event, device_id);
   }
 }
 
 }  // namespace content