Make channel available in Java via ChromeVersionConstants.java.

chrome/android/java/src/org/chromium/chrome/browser/ChromiumApplication.java

 // Copyright 2013 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.
 
 package org.chromium.chrome.browser;
 
 import org.chromium.base.CalledByNative;
 import org.chromium.content.app.ContentApplication;
 
 /**
  * Basic application functionality that should be shared among all browser applications that use
  * chrome layer.
  */
 public abstract class ChromiumApplication extends ContentApplication {
-    @Override
-    public void onCreate() {
-        super.onCreate();
-        ChromeVersionInfo.init(this);
-    }
-
     /**
      * Opens a protected content settings page, if available.
      */
     @CalledByNative
     protected abstract void openProtectedContentSettings();
 
     @CalledByNative
     protected abstract void showSyncSettings();
 
     @CalledByNative
@@ skipping 13 matching lines @@
      * @return Whether parental controls are enabled.  Returning true will disable
      *         incognito mode.
      */
     @CalledByNative
     protected abstract boolean areParentalControlsEnabled();
 
     // TODO(yfriedman): This is too widely available. Plumb this through ChromeNetworkDelegate
     // instead.
     protected abstract PKCS11AuthenticationManager getPKCS11AuthenticationManager();
 }