Fix some lint issues.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=176337058

demos/cast/src/main/res/values/strings.xml

@@ -20,6 +20,4 @@
 
   <string name="media_route_menu_title">Cast</string>
 
-  <string name="error_unsupported_drm">DRM scheme not supported by this device.</string>
-
 </resources>

extensions/cast/build.gradle

@@ -26,6 +26,13 @@ android {
 }
 
 dependencies {
+    // This dependency is necessary to force the supportLibraryVersion of
+    // com.android.support:support-v4 to be used. Else an older version (25.2.0)
+    // is included via:
+    // com.google.android.gms:play-services-cast-framework:11.4.2
+    // |-- com.google.android.gms:play-services-basement:11.4.2
+    //   |-- com.android.support:support-v4:25.2.0
+    compile 'com.android.support:support-v4:' + supportLibraryVersion
     compile 'com.android.support:appcompat-v7:' + supportLibraryVersion
     compile 'com.android.support:mediarouter-v7:' + supportLibraryVersion
     compile 'com.google.android.gms:play-services-cast-framework:' + playServicesLibraryVersion

extensions/ima/build.gradle

@@ -28,10 +28,11 @@ android {
 dependencies {
     compile project(modulePrefix + 'library-core')
     // This dependency is necessary to force the supportLibraryVersion of
-    // com.android.support:support-v4 to be used. Else an older version (25.2.0) is included via:
-    // com.google.android.gms:play-services-ads:11.2.0
-    // |-- com.google.android.gms:play-services-ads-lite:11.2.0
-    //   |-- com.google.android.gms:play-services-basement:11.2.0
+    // com.android.support:support-v4 to be used. Else an older version (25.2.0)
+    // is included via:
+    // com.google.android.gms:play-services-ads:11.4.2
+    // |-- com.google.android.gms:play-services-ads-lite:11.4.2
+    //   |-- com.google.android.gms:play-services-basement:11.4.2
     //     |-- com.android.support:support-v4:25.2.0
     compile 'com.android.support:support-v4:' + supportLibraryVersion
     compile 'com.google.ads.interactivemedia.v3:interactivemedia:3.7.4'

library/core/src/main/java/com/google/android/exoplayer2/offline/SegmentDownloader.java

@@ -265,7 +265,7 @@ public abstract class SegmentDownloader<M, K> implements Downloader {
   /**
    * Returns a list of all segments.
    *
-   * @see #getSegments(DataSource, M, Object[], boolean)}.
+   * @see #getSegments(DataSource, M, Object[], boolean)
    */
   protected abstract List<Segment> getAllSegments(DataSource dataSource, M manifest,
       boolean allowPartialIndex) throws InterruptedException, IOException;

library/core/src/main/java/com/google/android/exoplayer2/util/Util.java

@@ -32,6 +32,7 @@ import android.view.Display;
 import android.view.WindowManager;
 import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerLibraryInfo;
+import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.ParserException;
 import com.google.android.exoplayer2.upstream.DataSource;
 import java.io.ByteArrayOutputStream;
@@ -828,6 +829,8 @@ public final class Util {
       case C.ENCODING_PCM_32BIT:
       case C.ENCODING_PCM_FLOAT:
         return channelCount * 4;
+      case C.ENCODING_INVALID:
+      case Format.NO_VALUE:
       default:
         throw new IllegalArgumentException();
     }

library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java

@@ -360,7 +360,7 @@ public class DashManifestParser extends DefaultHandler
 
     String schemeIdUri = xpp.getAttributeValue(null, "schemeIdUri");
     if (schemeIdUri != null) {
-      switch (schemeIdUri.toLowerCase()) {
+      switch (Util.toLowerInvariant(schemeIdUri)) {
         case "urn:mpeg:dash:mp4protection:2011":
           schemeType = xpp.getAttributeValue(null, "value");
           String defaultKid = xpp.getAttributeValue(null, "cenc:default_KID");

library/dash/src/main/java/com/google/android/exoplayer2/source/dash/offline/DashDownloader.java

@@ -39,8 +39,8 @@ import java.util.List;
 /**
  * Helper class to download DASH streams.
  *
- * <p>Except {@link #getTotalSegments()}, {@link #getDownloadedSegments()} and {@link
- * #getDownloadedBytes()}, this class isn't thread safe.
+ * <p>Except {@link #getTotalSegments()}, {@link #getDownloadedSegments()} and
+ * {@link #getDownloadedBytes()}, this class isn't thread safe.
  *
  * <p>Example usage:
  *

library/smoothstreaming/src/main/java/com/google/android/exoplayer2/source/smoothstreaming/offline/SsDownloader.java

@@ -33,8 +33,8 @@ import java.util.List;
 /**
  * Helper class to download SmoothStreaming streams.
  *
- * <p>Except {@link #getTotalSegments()}, {@link #getDownloadedSegments()} and {@link
- * #getDownloadedBytes()}, this class isn't thread safe.
+ * <p>Except {@link #getTotalSegments()}, {@link #getDownloadedSegments()} and
+ * {@link #getDownloadedBytes()}, this class isn't thread safe.
  *
  * <p>Example usage:
  *

library/ui/src/main/res/values-v11/styles.xml

-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2016 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<resources>
-
-  <style name="ExoMediaButton">
-    <item name="android:background">?android:attr/selectableItemBackground</item>
-    <item name="android:layout_width">@dimen/exo_media_button_width</item>
-    <item name="android:layout_height">@dimen/exo_media_button_height</item>
-  </style>
-
-</resources>

library/ui/src/main/res/values/styles.xml

@@ -16,7 +16,7 @@
 <resources>
 
   <style name="ExoMediaButton">
-    <item name="android:background">@null</item>
+    <item name="android:background">?android:attr/selectableItemBackground</item>
     <item name="android:layout_width">@dimen/exo_media_button_width</item>
     <item name="android:layout_height">@dimen/exo_media_button_height</item>
   </style>

testutils/src/main/java/com/google/android/exoplayer2/testutil/FakeSimpleExoPlayer.java

@@ -180,7 +180,13 @@ public class FakeSimpleExoPlayer extends SimpleExoPlayer {
     @SuppressWarnings("ThreadJoinLoop")
     public void release() {
       stop();
-      playbackThread.quitSafely();
+      playbackHandler.post(new Runnable() {
+        @Override
+        public void run () {
+          playbackHandler.removeCallbacksAndMessages(null);
+          playbackThread.quit();
+        }
+      });
       while (playbackThread.isAlive()) {
         try {
           playbackThread.join();