android: Swallow MediaCodecList constructor exception

media/base/android/java/src/org/chromium/media/MediaCodecUtil.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.media;
 
 import android.annotation.TargetApi;
 import android.media.MediaCodec;
 import android.media.MediaCodec.CryptoInfo;
 import android.media.MediaCodecInfo;
@@ skipping 50 matching lines @@
         FRAMERATE_ADJUSTMENT,
     }
 
     /**
      * Class to abstract platform version API differences for interacting with
      * the MediaCodecList.
      */
     private static class MediaCodecListHelper implements Iterable<MediaCodecInfo> {
         @TargetApi(Build.VERSION_CODES.LOLLIPOP)
         public MediaCodecListHelper() {
-            if (hasNewMediaCodecList()) {
-                mCodecList = new MediaCodecList(MediaCodecList.ALL_CODECS).getCodecInfos();
+            if (supportsNewMediaCodecList()) {
+                try {
+                    mCodecList = new MediaCodecList(MediaCodecList.ALL_CODECS).getCodecInfos();
+                } catch (RuntimeException e) {
+                    // Swallow the exception due to bad Android implementation and pretend
+                    // MediaCodecList is not supported.
+                }
             }
         }
 
         @Override
         public Iterator<MediaCodecInfo> iterator() {
             return new CodecInfoIterator();
         }
 
         @SuppressWarnings("deprecation")
         private int getCodecCount() {
             if (hasNewMediaCodecList()) return mCodecList.length;
             return MediaCodecList.getCodecCount();
         }
 
         @SuppressWarnings("deprecation")
         private MediaCodecInfo getCodecInfoAt(int index) {
             if (hasNewMediaCodecList()) return mCodecList[index];
             return MediaCodecList.getCodecInfoAt(index);
         }
 
+        private static boolean supportsNewMediaCodecList() {
+            return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
+        }
+
         private boolean hasNewMediaCodecList() {
-            return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
+            return supportsNewMediaCodecList() && mCodecList != null;
         }
 
         private MediaCodecInfo[] mCodecList;
 
         private class CodecInfoIterator implements Iterator<MediaCodecInfo> {
             private int mPosition = 0;
 
             @Override
             public boolean hasNext() {
                 return mPosition < getCodecCount();
@@ skipping 519 matching lines @@
      * supported.
      * This method was introduced in Android N. Note that if platformSupportsCbcsEncryption
      * returns true, then this function will set the pattern.
      */
     static void setPatternIfSupported(CryptoInfo cryptoInfo, int encrypt, int skip) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
             cryptoInfo.setPattern(new CryptoInfo.Pattern(encrypt, skip));
         }
     }
 }