Implements the Lightweight First Run Experience

chrome/android/java/src/org/chromium/chrome/browser/firstrun/FirstRunActivity.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.firstrun;
 
 import android.app.Activity;
 import android.app.Fragment;
 import android.content.Intent;
 import android.os.Bundle;
@@ skipping 126 matching lines @@
         setFinishOnTouchOutside(false);
 
         if (savedInstanceState != null) {
             mFreProperties = savedInstanceState;
         } else if (getIntent() != null) {
             mFreProperties = getIntent().getExtras();
         } else {
             mFreProperties = new Bundle();
         }
 
+        // Skip creating content view if it is a lightweight First Run Experience without using
+        // USE_FRE_FLOW_SEQUENCER.
+        if (!mFreProperties.getBoolean(FirstRunActivity.USE_FRE_FLOW_SEQUENCER)) {
+            return;
+        }
+
         mPager = new ViewPager(this);
         mPager.setId(R.id.fre_pager);
         setContentView(mPager);
 
         mProfileDataCache = new ProfileDataCache(FirstRunActivity.this, null);
         mProfileDataCache.setProfile(Profile.getLastUsedProfile());
         new FirstRunFlowSequencer(this, mFreProperties, isMetricsReportingOptIn()) {
             @Override
             public void onFlowIsKnown(Bundle freProperties) {
                 if (freProperties == null) {
@@ skipping 34 matching lines @@
 
     @Override
     protected void onPause() {
         super.onPause();
         flushPersistentData();
     }
 
     @Override
     protected void onDestroy() {
         super.onDestroy();
-        mProfileDataCache.destroy();
+        if (mProfileDataCache != null) mProfileDataCache.destroy();
     }
 
     @Override
     protected void onStart() {
         super.onStart();
         stopProgressionIfNotAcceptedTermsOfService();
         if (!mFreProperties.getBoolean(USE_FRE_FLOW_SEQUENCER)) {
             if (FirstRunStatus.getFirstRunFlowComplete(this)) {
                 // This is a parallel flow that needs to be refreshed/re-fired.
                 // Signal the FRE flow completion and re-launch the original intent.
@@ skipping 141 matching lines @@
 
     @Override
     public boolean isNeverUploadCrashDump() {
         return sGlue.isNeverUploadCrashDump(getApplicationContext());
     }
 
     @Override
     public void acceptTermsOfService(boolean allowCrashUpload) {
         UmaUtils.recordMetricsReportingDefaultOptIn(isMetricsReportingOptIn());
         sGlue.acceptTermsOfService(getApplicationContext(), allowCrashUpload);
+        FirstRunStatus.setSkipWelcomePage(FirstRunActivity.this, true);
         flushPersistentData();
         stopProgressionIfNotAcceptedTermsOfService();
         jumpToPage(mPager.getCurrentItem() + 1, true);
     }
 
     @Override
     public void openAccountAdder(Fragment fragment) {
         sGlue.openAccountAdder(fragment);
     }
 
     protected void flushPersistentData() {
         if (mNativeSideIsInitialized) ChromeApplication.flushPersistentData();
     }
 
-    private static void finishAllFREActivities(int result, Intent data) {
+    protected static void finishAllFREActivities(int result, Intent data) {
         List<WeakReference<Activity>> activities = ApplicationStatus.getRunningActivities();
         for (WeakReference<Activity> weakActivity : activities) {
             Activity activity = weakActivity.get();
             if (activity instanceof FirstRunActivity) {
                 activity.setResult(result, data);
                 activity.finish();
             }
         }
     }
 
@@ skipping 61 matching lines @@
                 return constructor.newInstance();
             }
         };
     }
 
     @Override
     public void showEmbedContentViewActivity(int title, int url) {
         EmbedContentViewActivity.show(this, title, url);
     }
 }