[Android] Add options in the context menu of CCT to open in a new Chrome tab or incoginto tab

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

 // Copyright 2015 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 android.content.Context;
-import android.content.Intent;
 import android.content.SharedPreferences;
-import android.content.pm.ResolveInfo;
-import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Looper;
 import android.os.MessageQueue;
 import android.os.SystemClock;
 import android.support.annotation.UiThread;
 import android.support.annotation.WorkerThread;
 import android.view.inputmethod.InputMethodInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.view.inputmethod.InputMethodSubtype;
 
@@ skipping 254 matching lines @@
 
                     // Initialize whether or not precaching is enabled.
                     PrecacheLauncher.updatePrecachingEnabled(mAppContext);
 
                     if (ChromeWebApkHost.isEnabled()) {
                         WebApkVersionManager.updateWebApksIfNeeded();
                     }
 
                     removeSnapshotDatabase();
 
-                    cacheIsChromeDefaultBrowser();
+                    DefaultBrowserInfo.cacheIsChromeDefaultBrowser();
+
+                    DefaultBrowserInfo.initBrowserFetcher();

[Maria, 2017/02/17 23:01:23]

should this be called from UI thread rather than from background since it just
spins off an async task anyways?

[ltian, 2017/02/21 19:15:37]

Done.

 
                     // Warm up all web app shared prefs. This must be run after the WebappRegistry
                     // instance is initialized.
                     WebappRegistry.warmUpSharedPrefs();
 
                     return null;
                 } finally {
                     TraceEvent.end("ChromeBrowserInitializer.onDeferredStartup.doInBackground");
                 }
             }
@@ skipping 16 matching lines @@
         if (SysUtils.isLowEndDevice()) return;
 
         boolean moderateBindingTillBackgrounded =
                 FieldTrialList.findFullName("ModerateBindingOnBackgroundTabCreation")
                         .equals("Enabled");
         ChildProcessLauncher.startModerateBindingManagement(
                 mAppContext, moderateBindingTillBackgrounded);
     }
 
     /**
-     * Caches whether Chrome is set as a default browser on the device.
-     */
-    @WorkerThread
-    private void cacheIsChromeDefaultBrowser() {
-        // Retrieve whether Chrome is default in background to avoid strict mode checks.
-        Intent intent = new Intent(Intent.ACTION_VIEW,
-                Uri.parse("http://www.madeupdomainforcheck123.com/"));
-        ResolveInfo info = mAppContext.getPackageManager().resolveActivity(intent, 0);
-        boolean isDefault = (info != null && info.match != 0
-                && mAppContext.getPackageName().equals(info.activityInfo.packageName));
-        ChromePreferenceManager.getInstance().setCachedChromeDefaultBrowser(isDefault);
-    }
-
-    /**
      * Deletes the snapshot database which is no longer used because the feature has been removed
      * in Chrome M41.
      */
     @WorkerThread
     private void removeSnapshotDatabase() {
         synchronized (SNAPSHOT_DATABASE_LOCK) {
             SharedPreferences prefs =
                     ContextUtils.getAppSharedPreferences();
             if (!prefs.getBoolean(SNAPSHOT_DATABASE_REMOVED, false)) {
                 mAppContext.deleteDatabase(SNAPSHOT_DATABASE_NAME);
@@ skipping 32 matching lines @@
     }
 
     /**
     * @return Whether deferred startup has been completed.
     */
     @VisibleForTesting
     public boolean isDeferredStartupCompleteForApp() {
         return mDeferredStartupCompletedForApp;
     }
 }