Add throbber and status text to WebBluetooth chooser UI on non-Mac desktops

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 1adc70cc7d3e9f2d67d4e8f11a9977a10d683312..91b3615d95a90b5133e6a8f8a1baa99b0025d6e8 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -14862,6 +14862,15 @@ Please check your email at <ph name="ACCOUNT_EMAIL">$2<ex>jane.doe@gmail.com</ex
       <message name="IDS_DEVICE_CHOOSER_DEVICE_NAME_WITH_ID" desc="To distinguish devices with the same name, the device chooser shows the device name with id.">
         <ph name="DEVICE_NAME">$1<ex>device name</ex></ph> (<ph name="DEVICE_ID">$2<ex>device id</ex></ph>)
       </message>
+      <message name="IDS_BLUETOOTH_DEVICE_CHOOSER_ADAPTER_OFF" desc="The label that is used to inform the user that no Bluetooth devices were found because Bluetooth adapter is turned off.">
+        Bluetooth turned off.
+      </message>
+      <message name="IDS_BLUETOOTH_DEVICE_CHOOSER_SCANNING" desc="The label that is used to indicate the chooser is scanning for Bluetooth devices.">
+        Scanning for devices...
+      </message>
+      <message name="IDS_BLUETOOTH_DEVICE_CHOOSER_RE_SCAN" desc="Text of a link the user can click to start a new scan for Bluetooth devices.">
+        Re-scan
+      </message>
       <message name="IDS_BLUETOOTH_DEVICE_CHOOSER_PAIR_BUTTON_TEXT" desc="Label on the button that closes the Bluetooth chooser popup and pairs the selected device.">
         Pair
       </message>