Reland: Update image and text color when row is selected in the chooser on Mac

ui/resources/ui_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <grit latest_public_release="0" current_release="1">
   <outputs>
     <output filename="grit/ui_resources.h" type="rc_header" context="default_100_percent">
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/ui_resources_map.cc" type="resource_map_source" context="default_100_percent" />
     <output filename="grit/ui_resources_map.h" type="resource_map_header" context="default_100_percent" />
     <output filename="ui_resources_100_percent.pak" type="data_package" context="default_100_percent" />
     <output filename="ui_resources_200_percent.pak" type="data_package" context="default_200_percent" />
@@ skipping 171 matching lines @@
         <structure type="chrome_scaled_image" name="IDR_PANEL_TOP_RIGHT_CORNER" file="panel_top_right_corner.png" />
         <structure type="chrome_scaled_image" name="IDR_PANEL_BOTTOM_LEFT_CORNER" file="panel_bottom_left_corner.png" />
         <structure type="chrome_scaled_image" name="IDR_PANEL_BOTTOM_RIGHT_CORNER" file="panel_bottom_right_corner.png" />
       </if>
       <if expr="not is_android and not is_ios">
         <structure type="chrome_scaled_image" name="IDR_SIGNAL_0_BAR" file="common/signal_0_bar.png" />
         <structure type="chrome_scaled_image" name="IDR_SIGNAL_1_BAR" file="common/signal_1_bar.png" />
         <structure type="chrome_scaled_image" name="IDR_SIGNAL_2_BAR" file="common/signal_2_bar.png" />
         <structure type="chrome_scaled_image" name="IDR_SIGNAL_3_BAR" file="common/signal_3_bar.png" />
         <structure type="chrome_scaled_image" name="IDR_SIGNAL_4_BAR" file="common/signal_4_bar.png" />
+        <structure type="chrome_scaled_image" name="IDR_SIGNAL_0_BAR_SELECTED" file="common/signal_0_bar_selected.png" />
+        <structure type="chrome_scaled_image" name="IDR_SIGNAL_1_BAR_SELECTED" file="common/signal_1_bar_selected.png" />
+        <structure type="chrome_scaled_image" name="IDR_SIGNAL_2_BAR_SELECTED" file="common/signal_2_bar_selected.png" />
+        <structure type="chrome_scaled_image" name="IDR_SIGNAL_3_BAR_SELECTED" file="common/signal_3_bar_selected.png" />
+        <structure type="chrome_scaled_image" name="IDR_SIGNAL_4_BAR_SELECTED" file="common/signal_4_bar_selected.png" />
       </if>
       <if expr="use_aura">
         <structure type="chrome_scaled_image" name="IDR_TEXT_SELECTION_HANDLE_CENTER" file="common/text_selection_handle_center.png" />
         <structure type="chrome_scaled_image" name="IDR_TEXT_SELECTION_HANDLE_LEFT" file="common/text_selection_handle_left.png" />
         <structure type="chrome_scaled_image" name="IDR_TEXT_SELECTION_HANDLE_RIGHT" file="common/text_selection_handle_right.png" />
       </if>
       <if expr="is_macosx">
         <structure type="chrome_scaled_image" name="IDR_THROBBER" file="legacy/throbber.png" />
       </if>
       <if expr="toolkit_views">
         <structure type="chrome_scaled_image" name="IDR_TOUCH_DRAG_TIP_COPY" file="common/drag_tip_copy.png" />
         <structure type="chrome_scaled_image" name="IDR_TOUCH_DRAG_TIP_MOVE" file="common/drag_tip_move.png" />
         <structure type="chrome_scaled_image" name="IDR_TOUCH_DRAG_TIP_LINK" file="common/drag_tip_link.png" />
         <structure type="chrome_scaled_image" name="IDR_TOUCH_DRAG_TIP_NODROP" file="common/drag_tip_nodrop.png" />
       </if>
       <structure type="chrome_scaled_image" name="IDR_TRANSLATE_ICON_BUBBLE" file="common/translate.png" />
     </structures>
   </release>
 </grit>