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

extensions/browser/api/app_runtime/app_runtime_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/app_runtime/app_runtime_api.h"
 
 #include "base/metrics/histogram.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extensions_browser_client.h"
 #include "extensions/browser/granted_file_entry.h"
 #include "extensions/common/api/app_runtime.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/feature_switch.h"
 #include "url/gurl.h"
 
 using content::BrowserContext;
 
 namespace extensions {
 
-namespace app_runtime = core_api::app_runtime;
+namespace app_runtime = api::app_runtime;
 
 namespace {
 
 void DispatchOnEmbedRequestedEventImpl(
     const std::string& extension_id,
     scoped_ptr<base::DictionaryValue> app_embedding_request_data,
     content::BrowserContext* context) {
   scoped_ptr<base::ListValue> args(new base::ListValue());
   args->Append(app_embedding_request_data.release());
   scoped_ptr<Event> event(new Event(events::APP_RUNTIME_ON_EMBED_REQUESTED,
@@ skipping 162 matching lines @@
   launch_data.url.reset(new std::string(url.spec()));
   launch_data.referrer_url.reset(new std::string(referrer_url.spec()));
   if (extensions::FeatureSwitch::trace_app_source()->IsEnabled()) {
     launch_data.source = source_enum;
   }
   DispatchOnLaunchedEventImpl(
       extension->id(), source_enum, launch_data.ToValue().Pass(), context);
 }
 
 }  // namespace extensions