Removed permissions from the library manifest

Fixes: #1176
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=112781092

library/src/main/AndroidManifest.xml

@@ -17,13 +17,6 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.google.android.exoplayer">
     package="com.google.android.exoplayer">
 
 
-  <!-- For streaming media over the network. -->
-  <uses-permission android:name="android.permission.INTERNET"/>
-  <!-- For reading media from external storage. -->
-  <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
-  <!-- For writing media to external storage. -->
-  <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
-
   <!--
   <!--
     Important: ExoPlayerLib specifies a minSdkVersion of 9 because various components provided by
     Important: ExoPlayerLib specifies a minSdkVersion of 9 because various components provided by
     the library may be of use on older devices. However, please note that the core video playback
     the library may be of use on older devices. However, please note that the core video playback