[Mac] Remove the MiniBrowser injected bundle
https://bugs.webkit.org/show_bug.cgi?id=125041

Reviewed by Anders Carlsson.

It had no ops!

* MiniBrowser/Configurations/WebBundle.xcconfig: Removed.
* MiniBrowser/MiniBrowser.xcodeproj/project.pbxproj:
* MiniBrowser/mac/AppDelegate.m:
(-[BrowserAppDelegate init]):
* MiniBrowser/mac/WebBundle/Info.plist: Removed.
* MiniBrowser/mac/WebBundle/WebBundleMain.m: Removed.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@159900 268f45cc-cd09-0410-ab3c-d52691b4dbfc