Changed DefaultAdapter to RunCallbackOnAdapterReady function.

chrome/browser/ui/webui/options/chromeos/bluetooth_options_handler.cc

Index: chrome/browser/ui/webui/options/chromeos/bluetooth_options_handler.cc
diff --git a/chrome/browser/ui/webui/options/chromeos/bluetooth_options_handler.cc b/chrome/browser/ui/webui/options/chromeos/bluetooth_options_handler.cc
index c2df792f7e484e31ec0e9a5c7ce778c0d1c45f34..256594cf08bbfdb1797872cc80497dce633c2193 100644
--- a/chrome/browser/ui/webui/options/chromeos/bluetooth_options_handler.cc
+++ b/chrome/browser/ui/webui/options/chromeos/bluetooth_options_handler.cc
@@ -183,9 +183,9 @@ void BluetoothOptionsHandler::RegisterMessages() {
 }
 
 void BluetoothOptionsHandler::InitializeHandler() {
-  adapter_ = device::BluetoothAdapterFactory::DefaultAdapter();
-  DCHECK(adapter_.get());
-  adapter_->AddObserver(this);
+  device::BluetoothAdapterFactory::RunCallbackOnAdapterReady(
+      base::Bind(&BluetoothOptionsHandler::InitializeAdapter,
+                 base::Unretained(this)));
 }
 
 void BluetoothOptionsHandler::InitializePage() {
@@ -198,6 +198,14 @@ void BluetoothOptionsHandler::InitializePage() {
       "options.BluetoothOptions.updateDiscovery");
 }
 
+bool BluetoothOptionsHandler::InitializeAdapter(
+    scoped_refptr<device::BluetoothAdapter> adapter) {
+  adapter_ = adapter;
+  DCHECK(adapter_.get());
+  adapter_->AddObserver(this);
+  return true;
+}
+
 void BluetoothOptionsHandler::EnableChangeCallback(
     const ListValue* args) {
   bool bluetooth_enabled;