MediaControlView2: Add Music UX

1. Create Music View inside VideoView2
   - Dynamically change layouts based on size and orientation
   - Disable touch when Full size mode
2. Create Music Mode button settings inside MediaControlView2

Bug: 73873457
Test: Manually run VideoViewTest.apk
Change-Id: Iba47ab40b7eb24147c09efbe997bd8e765719d69
diff --git a/packages/MediaComponents/res/values/strings.xml b/packages/MediaComponents/res/values/strings.xml
index aaceac8..2597a3b 100644
--- a/packages/MediaComponents/res/values/strings.xml
+++ b/packages/MediaComponents/res/values/strings.xml
@@ -129,6 +129,10 @@
     <string name="MediaControlView2_audio_track_number_text">
         Track <xliff:g id="audio_number" example="1">%1$s</xliff:g>
     </string>
+    <!-- Text for displaying unknown song title. -->
+    <string name="mcv2_music_title_unknown_text">Song title unknown</string>
+    <!-- Text for displaying unknown artist name. -->
+    <string name="mcv2_music_artist_unknown_text">Artist unknown</string>
 
     <!--Content Descriptions -->
     <string name="mcv2_back_button_desc">Back</string>