Enabling autoplay and fullscreen for downloaded media

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabObserver.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.customtabs;
 
 import android.app.Application;
 import android.graphics.Bitmap;
 import android.graphics.Rect;
 import android.os.SystemClock;
@@ skipping 126 matching lines @@
                     50, TimeUnit.MINUTES.toMillis(10), TimeUnit.MILLISECONDS, 50);
             RecordHistogram.recordCustomTimesHistogram(
                     histogramPrefix + ".IntentToFirstCommitNavigationTime2.ZoomedIn",
                     timeToPageLoadStartedMs, 200, 1000, TimeUnit.MILLISECONDS, 100);
             // Same bounds and bucket count as PLT histograms.
             RecordHistogram.recordCustomTimesHistogram(histogramPrefix + ".IntentToPageLoadedTime",
                     timeToPageLoadFinishedMs, 10, TimeUnit.MINUTES.toMillis(10),
                     TimeUnit.MILLISECONDS, 100);
         }
         resetPageLoadTracking();
+        tab.enableEmbeddedMediaExperience(false);
         captureNavigationInfo(tab);
     }
 
     @Override
     public void onDidAttachInterstitialPage(Tab tab) {
         if (tab.getSecurityLevel() != ConnectionSecurityLevel.DANGEROUS) return;
         resetPageLoadTracking();
         if (mCustomTabsConnection != null) {
             mCustomTabsConnection.notifyNavigationEvent(
                     mSession, CustomTabsCallback.NAVIGATION_FAILED);
         }
     }
 
     @Override
     public void onPageLoadFailed(Tab tab, int errorCode) {
         resetPageLoadTracking();
+        tab.enableEmbeddedMediaExperience(false);
         if (mCustomTabsConnection != null) {
             mCustomTabsConnection.notifyNavigationEvent(
                     mSession, CustomTabsCallback.NAVIGATION_FAILED);
         }
     }
 
     private void resetPageLoadTracking() {
         mCurrentState = STATE_RESET;
         mIntentReceivedTimestamp = -1;
     }
@@ skipping 17 matching lines @@
             public void run() {
                 if (!tab.isHidden() && mCurrentState != STATE_RESET) return;
                 if (tab.getWebContents() == null) return;
                 tab.getWebContents().getContentBitmapAsync(
                         Bitmap.Config.ARGB_8888, mScaleForNavigationInfo, new Rect(), callback);
                 mScreenshotTakenForCurrentNavigation = true;
             }
         }, 1000);
     }
 }