Support to repeat one song in Audio Player.

ui/file_manager/file_manager_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <grit latest_public_release="0" current_release="1" output_all_resource_defines="false">
   <outputs>
     <output filename="grit/file_manager_resources.h" type="rc_header">
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/file_manager_resources_map.cc" type="resource_file_map_source" />
     <output filename="grit/file_manager_resources_map.h" type="resource_map_header" />
     <output filename="file_manager_resources.pak" type="data_package" />
     <output filename="file_manager_resources.rc" type="rc_all" />
@@ skipping 135 matching lines @@
 
       <!-- AudioPlayer.app pages and scripts. -->
       <include name="IDR_AUDIO_PLAYER_MANIFEST" file="audio_player/manifest.json" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_BACKGROUND_JS" file="audio_player/js/background_scripts.js" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_AUDIO_PLAYER_CSS" file="audio_player/elements/audio_player.css" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_AUDIO_PLAYER_HTML" file="audio_player/elements/audio_player.html" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_AUDIO_PLAYER_JS" file="audio_player/elements/audio_player.js" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_CONTROL_PANEL_CSS" file="audio_player/elements/control_panel.css" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_CONTROL_PANEL_HTML" file="audio_player/elements/control_panel.html" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_CONTROL_PANEL_JS" file="audio_player/elements/control_panel.js" type="BINDATA" />
+      <include name="IDR_AUDIO_PLAYER_ELEMENTS_REPEAT_BUTTON_CSS" file="audio_player/elements/repeat_button.css" flattenhtml="true" type="BINDATA" />
+      <include name="IDR_AUDIO_PLAYER_ELEMENTS_REPEAT_BUTTON_HTML" file="audio_player/elements/repeat_button.html" type="BINDATA" />
+      <include name="IDR_AUDIO_PLAYER_ELEMENTS_REPEAT_BUTTON_JS" file="audio_player/elements/repeat_button.js" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_TRACK_INFO_PANEL_CSS" file="audio_player/elements/track_info_panel.css" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_TRACK_INFO_PANEL_HTML" file="audio_player/elements/track_info_panel.html" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_TRACK_INFO_PANEL_JS" file="audio_player/elements/track_info_panel.js" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_TRACK_LIST_CSS" file="audio_player/elements/track_list.css" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_TRACK_LIST_HTML" file="audio_player/elements/track_list.html" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ELEMENTS_TRACK_LIST_JS" file="audio_player/elements/track_list.js" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_METADATA_WORKER_JS" file="audio_player/js/metadata_worker.js" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER" file="audio_player/audio_player.html" allowexternalscript="true" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_JS" file="audio_player/js/audio_player_scripts.js" flattenhtml="true" type="BINDATA" />
       <include name="IDR_AUDIO_PLAYER_ICON_FAVICON_16" file="audio_player/icons/audio-player-favicon-16.png" type="BINDATA" />
@@ skipping 24 matching lines @@
 
         <!-- Internal resources. -->
         <if expr="_google_chrome">
           <include name="IDR_IMAGE_LOADER_PIEX_LOADER_MANIFEST" file="image_loader/piex/piex.nmf.txt" type="BINDATA" />
           <include name="IDR_IMAGE_LOADER_PIEX_LOADER_PNACL" flattenhtml="true" file="image_loader/piex/piex.pexe.txt" type="BINDATA" />
         </if>
       </if>
     </includes>
   </release>
 </grit>