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

extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.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 "extensions/browser/api/virtual_keyboard_private/virtual_keyboard_private_api.h"
 
 #include "base/lazy_instance.h"
 #include "base/strings/string16.h"
 #include "extensions/browser/api/extensions_api_client.h"
 #include "extensions/browser/api/virtual_keyboard_private/virtual_keyboard_delegate.h"
 #include "extensions/browser/extension_function_registry.h"
 #include "extensions/common/api/virtual_keyboard_private.h"
 #include "ui/events/event.h"
 
-namespace SetMode = extensions::core_api::virtual_keyboard_private::SetMode;
+namespace SetMode = extensions::api::virtual_keyboard_private::SetMode;
 
 namespace extensions {
 
 namespace {
 
 const char kNotYetImplementedError[] =
     "API is not implemented on this platform.";
 const char kVirtualKeyboardNotEnabled[] =
     "The virtual keyboard is not enabled.";
 
@@ skipping 120 matching lines @@
 static base::LazyInstance<BrowserContextKeyedAPIFactory<VirtualKeyboardAPI>>
     g_factory = LAZY_INSTANCE_INITIALIZER;
 
 // static
 BrowserContextKeyedAPIFactory<VirtualKeyboardAPI>*
 VirtualKeyboardAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 }  // namespace extensions