Remove unused variables

examples/cpushark/Capture.py

@@ -1,6 +1,5 @@
 import bisect
 import re
-import struct
 
 from Foundation import NSAutoreleasePool, NSObject, NSThread
 from PyObjCTools import AppHelper

examples/cpushark/CpuShark.py

@@ -1,10 +1,6 @@
 import sys
 
 sys.path.insert(0, "/Users/oleavr/src/frida/build/frida-macos-universal/lib/python2.7/site-packages")
-import AppDelegate
-import Capture
-import MainWindowController
-import ProcessList
 
 if __name__ == "__main__":
     from PyObjCTools import AppHelper

examples/cpushark/setup.py

@@ -5,7 +5,6 @@ Usage:
     python setup.py py2app
 """
 
-import py2app
 from setuptools import setup
 
 plist = dict(