Remove deprecated QTKit Video Capture Support

media/base/mac/avfoundation_glue.mm

 // 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.
 
 #import "media/base/mac/avfoundation_glue.h"
 
 #import <AVFoundation/AVFoundation.h>
 #include <dlfcn.h>
 #include <stddef.h>
 
@@ skipping 104 matching lines @@
   delete static_cast<AVFoundationInternal*>(value);
 }
 
 AVFoundationInternal* GetAVFoundationInternal() {
   return static_cast<AVFoundationInternal*>(g_avfoundation_handle.Get());
 }
 
 // This contains the logic of checking whether AVFoundation is supported.
 // It's called only once and the results are cached in a static bool.
 bool LoadAVFoundationInternal() {
-  // AVFoundation is only available on OS Lion and above.
-  if (!base::mac::IsOSLionOrLater()) {
-    LogCaptureApi(CAPTURE_API_QTKIT_DUE_TO_OS_PREVIOUS_TO_LION);
-    return false;
-  }
-
-  const base::CommandLine* command_line =
-      base::CommandLine::ForCurrentProcess();
-  // The force-qtkit flag takes precedence over enable-avfoundation.
-  if (command_line->HasSwitch(switches::kForceQTKit)) {
-    LogCaptureApi(CAPTURE_API_QTKIT_FORCED_BY_FLAG);
-    return false;
-  }
-
-  if (!command_line->HasSwitch(switches::kEnableAVFoundation)) {
-    LogCaptureApi(CAPTURE_API_QTKIT_DUE_TO_NO_FLAG);
-    return false;
-  }
   g_avfoundation_handle.Initialize(TlsCleanup);
   g_avfoundation_handle.Set(new AVFoundationInternal());
   const bool ret = [AVFoundationGlue::AVFoundationBundle() load];
   LogCaptureApi(ret ? CAPTURE_API_AVFOUNDATION_LOADED_OK
                     : CAPTURE_API_QTKIT_DUE_TO_AVFOUNDATION_LOAD_ERROR);
 
   return ret;
 }
 
 enum {
@@ skipping 95 matching lines @@
 @implementation AVCaptureDeviceInputGlue
 
 + (CrAVCaptureDeviceInput*)deviceInputWithDevice:(CrAVCaptureDevice*)device
                                            error:(NSError**)outError {
   return [[AVFoundationGlue::AVFoundationBundle()
       classNamed:@"AVCaptureDeviceInput"] deviceInputWithDevice:device
                                                           error:outError];
 }
 
 @end  // @implementation AVCaptureDeviceInputGlue