bluetooth: Add a WebBluetooth command line flag.

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 84f4c3da89be3120a61f2e5f91f370eb9b55732c..5dd1df722cee2bb7172a038b39dcf9c38352876c 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -6201,6 +6201,12 @@ Keep your key file in a safe place. You will need it to create new versions of y
       <message name="IDS_FLAGS_EXPERIMENTAL_WEB_PLATFORM_FEATURES_DESCRIPTION" desc="Description for the flag to enable experimental Web Platform features.">
         Enable experimental Web Platform features that are in development.
       </message>
+      <message name="IDS_FLAGS_WEB_BLUETOOTH_NAME" desc="Name for the flag to enable Web Bluetooth.">
+        Enable Web Bluetooth.
+      </message>
+      <message name="IDS_FLAGS_WEB_BLUETOOTH_DESCRIPTION" desc="Description for the flag to enable Web Bluetooth.">
+        Enables Web Bluetooth which could allow websites to connect to and control Bluetooth devices around you. Including keyboards, cameras, microphones, etc.
+      </message>
       <message name="IDS_FLAGS_NTP_OTHER_SESSIONS_MENU_NAME" desc="Name for the flag to disable the 'Other devices' menu on the NTP.">
         Disable NTP 'Other devices' menu.
       </message>