Web MIDI: make naming convention be consistent

chrome/browser/content_settings/content_settings_usages_state_unittest.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 "chrome/browser/content_settings/content_settings_usages_state.h"
 
 #include <string>
 
 #include "base/message_loop/message_loop.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
@@ skipping 196 matching lines @@
 
  protected:
   base::MessageLoop message_loop_;
   content::TestBrowserThread ui_thread_;
 };
 
 TEST_F(ContentSettingsUsagesStateTests, ClearOnNewOriginForGeolocation) {
   ClearOnNewOrigin(CONTENT_SETTINGS_TYPE_GEOLOCATION);
 }
 
-TEST_F(ContentSettingsUsagesStateTests, ClearOnNewOriginForMIDI) {
+TEST_F(ContentSettingsUsagesStateTests, ClearOnNewOriginForMidi) {
   ClearOnNewOrigin(CONTENT_SETTINGS_TYPE_MIDI_SYSEX);
 }
 
 TEST_F(ContentSettingsUsagesStateTests, ShowPortOnSameHostForGeolocation) {
   ShowPortOnSameHost(CONTENT_SETTINGS_TYPE_GEOLOCATION);
 }
 
-TEST_F(ContentSettingsUsagesStateTests, ShowPortOnSameHostForMIDI) {
+TEST_F(ContentSettingsUsagesStateTests, ShowPortOnSameHostForMidi) {
   ShowPortOnSameHost(CONTENT_SETTINGS_TYPE_MIDI_SYSEX);
 }
 
 }  // namespace