Remove std::move to prevent compiler warning

Bug: chromium:1004246
Change-Id: I101bf7e809e2d43d560ff5ada5b3676a19f9af79
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1831811
Commit-Queue: Mathias Bynens <mathias@chromium.org>
Commit-Queue: Andrey Kosyakov <caseq@chromium.org>
Reviewed-by: Andrey Kosyakov <caseq@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#701218}

third_party/blink/renderer/core/inspector/inspector_emulation_agent.cc

@@ -94,10 +94,10 @@ void InspectorEmulationAgent::Restore() {
       std::make_unique<protocol::Array<protocol::Emulation::MediaFeature>>();
   for (auto const& name : emulated_media_features_.Keys()) {
     auto const& value = emulated_media_features_.Get(name);
-    features->push_back(std::move(protocol::Emulation::MediaFeature::create()
-                                      .setName(name)
-                                      .setValue(value)
-                                      .build()));
+    features->push_back(protocol::Emulation::MediaFeature::create()
+                            .setName(name)
+                            .setValue(value)
+                            .build());
   }
   setEmulatedMedia(emulated_media_.Get(), std::move(features));
   auto rgba = ParseRGBA(default_background_color_override_rgba_.Get());