bluetooth: Don't call methods of WebContentsImpl while it's being destroyed.

content/test/test_render_frame_host.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/test/test_render_frame_host.h"
 
 #include "base/guid.h"
 #include "content/browser/frame_host/frame_tree.h"
 #include "content/browser/frame_host/navigation_handle_impl.h"
 #include "content/browser/frame_host/navigation_request.h"
@@ skipping 355 matching lines @@
                                        has_user_gesture, false,
                                        REQUEST_CONTEXT_TYPE_HYPERLINK);
     CommonNavigationParams common_params;
     common_params.url = url;
     common_params.referrer = Referrer(GURL(), blink::WebReferrerPolicyDefault);
     common_params.transition = ui::PAGE_TRANSITION_LINK;
     OnBeginNavigation(common_params, begin_params);
   }
 }
 
+void TestRenderFrameHost::SetFrameConnectedBluetoothDevices(
+    std::unique_ptr<FrameConnectedBluetoothDevices> connected_devices) {
+  connected_devices_ = std::move(connected_devices);
+}
+
 void TestRenderFrameHost::DidChangeOpener(int opener_routing_id) {
   OnDidChangeOpener(opener_routing_id);
 }
 
 void TestRenderFrameHost::DidEnforceStrictMixedContentChecking() {
   OnEnforceStrictMixedContentChecking();
 }
 
 void TestRenderFrameHost::PrepareForCommit() {
   PrepareForCommitWithServerRedirect(GURL());
@@ skipping 45 matching lines @@
   // cleared during DidFailProvisionalLoad).
   int page_id = entry ? entry->GetPageID() : -1;
   if (page_id == -1) {
     WebContentsImpl* web_contents = static_cast<WebContentsImpl*>(delegate());
     page_id = web_contents->GetMaxPageIDForSiteInstance(GetSiteInstance()) + 1;
   }
   return page_id;
 }
 
 }  // namespace content