Android JNI gen: Don't emit code for empty RegisterNatives()

chromecast/browser/android/cast_window_android.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 "chromecast/browser/android/cast_window_android.h"
 
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chromecast/browser/android/cast_window_manager.h"
 #include "chromecast/browser/cast_content_window.h"
@@ skipping 13 matching lines @@
 
 namespace {
 
 // The time (in milliseconds) we wait for after a page is closed (i.e.
 // after an app is stopped) before we delete the corresponding WebContents.
 const int kWebContentsDestructionDelayInMs = 50;
 
 }  // namespace
 
 // static
-bool CastWindowAndroid::RegisterJni(JNIEnv* env) {
-  return RegisterNativesImpl(env);
-}
-
-// static
 CastWindowAndroid* CastWindowAndroid::CreateNewWindow(
     content::BrowserContext* browser_context,
     const GURL& url) {
   CastWindowAndroid* window_android = new CastWindowAndroid(browser_context);
   window_android->Initialize();
 
   if (!url.is_empty())
     window_android->LoadURL(url);
 
   content::RenderWidgetHostView* rwhv =
@@ skipping 100 matching lines @@
   contents->GetRenderViewHost()->GetWidget()->Focus();
 }
 
 void CastWindowAndroid::RenderProcessGone(base::TerminationStatus status) {
   LOG(ERROR) << "Render process gone: status=" << status;
   Destroy();
 }
 
 }  // namespace shell
 }  // namespace chromecast