UI: Rename MediaState to AlertState

chrome/browser/ui/cocoa/browser_window_controller.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_H_
 
 // A class acting as the Objective-C controller for the Browser
 // object. Handles interactions between Cocoa and the cross-platform
 // code. Each window has a single toolbar and, by virtue of being a
@@ skipping 362 matching lines @@
 
 // Called when the Add Search Engine dialog is closed.
 - (void)sheetDidEnd:(NSWindow*)sheet
          returnCode:(NSInteger)code
             context:(void*)context;
 
 // Executes the command registered by the extension that has the given id.
 - (void)executeExtensionCommand:(const std::string&)extension_id
                         command:(const extensions::Command&)command;
 
-// To set whether the window has a tab playing audio or muted audio playing.
-- (void)setMediaState:(TabMediaState)mediaState;
+// Sets the alert state of the tab e.g. audio playing, media recording, etc.
+// See TabUtils::TabAlertState for a list of all possible alert states.
+- (void)setAlertState:(TabAlertState)alertState;
 
-// Returns current media state, determined by the media state of tabs, set by
-// UpdateMediaState.
-- (TabMediaState)mediaState;
+// Returns current alert state, determined by the alert state of tabs, set by
+// UpdateAlertState.
+- (TabAlertState)alertState;
 
 @end  // @interface BrowserWindowController
 
 
 // Methods having to do with the window type (normal/popup/app, and whether the
 // window has various features; fullscreen and presentation mode methods are
 // separate).
 @interface BrowserWindowController(WindowType)
 
 // Determines whether this controller's window supports a given feature (i.e.,
@@ skipping 240 matching lines @@
 // Returns the active tab contents controller's |blockFullscreenResize_| flag.
 - (BOOL)isActiveTabContentsControllerResizeBlocked;
 
 // Returns the presentation mode controller.
 - (PresentationModeController*)presentationModeController;
 
 @end  // @interface BrowserWindowController (TestingAPI)
 
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_H_