Generate all extension schema namespaces as "api" and instead vary the generated bundle names.

extensions/browser/api/bluetooth/bluetooth_api_pairing_delegate.h

 // 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.
 
 #ifndef EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_API_PAIRING_DELEGATE_H_
 #define EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_API_PAIRING_DELEGATE_H_
 
 #include <string>
 
 #include "device/bluetooth/bluetooth_device.h"
@@ skipping 20 matching lines @@
   void DisplayPinCode(device::BluetoothDevice* device,
                       const std::string& pincode) override;
   void DisplayPasskey(device::BluetoothDevice* device, uint32 passkey) override;
   void KeysEntered(device::BluetoothDevice* device, uint32 entered) override;
   void ConfirmPasskey(device::BluetoothDevice* device, uint32 passkey) override;
   void AuthorizePairing(device::BluetoothDevice* device) override;
 
  private:
   // Dispatches a pairing event to the extension.
   void DispatchPairingEvent(
-      const core_api::bluetooth_private::PairingEvent& pairing_event);
+      const api::bluetooth_private::PairingEvent& pairing_event);
 
   std::string extension_id_;
   content::BrowserContext* browser_context_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_BLUETOOTH_BLUETOOTH_API_PAIRING_DELEGATE_H_