This is related to https://code.google.com/p/webrtc/issues/detail?id=846

BUG=846
R=mallinath@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2224004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@4760 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm b/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm
index 18ff5ed..7b46aec 100644
--- a/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm
+++ b/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm
@@ -60,11 +60,10 @@
 {
     NSString* strTitle = [NSString stringWithFormat:@"%s", dialogTitleUTF8];
     NSString* strButton = @"Alright";
-    NSString* strMessage = [NSString stringWithFormat:@"Device %s is capturing", deviceUniqueIdUTF8];
     NSAlert* alert = [NSAlert alertWithMessageText:strTitle
                       defaultButton:strButton
                       alternateButton:nil otherButton:nil
-                      informativeTextWithFormat:strMessage];
+                      informativeTextWithFormat:@"Device %s is capturing", deviceUniqueIdUTF8];
     [alert setAlertStyle:NSInformationalAlertStyle];
     [alert runModal];
     return [NSNumber numberWithInt:0];