Add enterprise policy to turn off Bluetooth.

content/browser/bluetooth/bluetooth_dispatcher_host.cc

Index: content/browser/bluetooth/bluetooth_dispatcher_host.cc
diff --git a/content/browser/bluetooth/bluetooth_dispatcher_host.cc b/content/browser/bluetooth/bluetooth_dispatcher_host.cc
index c4fe0562a92f8f147fdd61ae4439257845369cd6..d1d2541aac71d207e89d8afc152d105078395ab3 100644
--- a/content/browser/bluetooth/bluetooth_dispatcher_host.cc
+++ b/content/browser/bluetooth/bluetooth_dispatcher_host.cc
@@ -25,6 +25,7 @@
 #include "content/browser/bluetooth/first_device_bluetooth_chooser.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/common/bluetooth/bluetooth_messages.h"
+#include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "device/bluetooth/bluetooth_adapter.h"
@@ -1092,6 +1093,14 @@ void BluetoothDispatcherHost::OnRequestDeviceImpl(
     return;
   }
 
+  if (!GetContentClient()->browser()->AllowWebBluetooth()) {
+    RecordRequestDeviceOutcome(
+        UMARequestDeviceOutcome::BLUETOOTH_CHOOSER_GLOBALLY_DISABLED);
+    Send(new BluetoothMsg_RequestDeviceError(
+        thread_id, request_id, WebBluetoothError::ChooserDisabled));
+    return;
+  }
+
   // Create storage for the information that backs the chooser, and show the
   // chooser.
   RequestDeviceSession* const session =