Fix useless move() in //content/browser/renderer_host/media/media_devices_manager.cc

Drop std::move() calls that have no effect and only trigger the
"bugprone-use-after-move" clang-tidy warning.

Bug: 1122844
Change-Id: Ibdc6b74cd97ef71288e897317bbe81f8f5c740fc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2382758
Commit-Queue: Maksim Ivanov <emaxx@chromium.org>
Reviewed-by: Guido Urdaneta <guidou@chromium.org>
Cr-Commit-Position: refs/heads/master@{#805504}

content/browser/renderer_host/media/media_devices_manager.cc

@@ -736,8 +736,8 @@ void MediaDevicesManager::GetAudioInputCapabilities(
   state.video_input_capabilities_requested = request_video_input_capabilities;
   state.audio_input_capabilities_requested = request_audio_input_capabilities;
   state.completion_cb = std::move(callback);
-  state.raw_enumeration_results = std::move(raw_enumeration_results);
-  state.hashed_enumeration_results = std::move(hashed_enumeration_results);
+  state.raw_enumeration_results = raw_enumeration_results;
+  state.hashed_enumeration_results = hashed_enumeration_results;
   state.num_pending_audio_input_capabilities =
       hashed_enumeration_results[blink::MEDIA_DEVICE_TYPE_AUDIO_INPUT].size();