Fix lint errors to enable stricter PyLint rules

tools-webrtc/get_landmines.py

 #!/usr/bin/env python
 # Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 """
@@ skipping 35 matching lines @@
     print 'Clobber to resolve some issues with corrupt .pdb files on bots.'
     print 'Clobber due to corrupt .pdb files (after #14623)'
     print 'Clobber due to Win 64-bit Debug linking error (crbug.com/668961)'
     print ('Clobber due to Win Clang Debug linking errors in '
            'https://codereview.webrtc.org/2786603002')
   if platform() == 'mac':
     # platform == 'ios' doesn't work since it assumes GYP_DEFINES is set, which
     # is no longer the case.
     print 'Clobber due to iOS compile errors (crbug.com/694721)'
     print 'Clobber to unblock https://codereview.webrtc.org/2709573003'
-    print 'Clobber to fix https://codereview.webrtc.org/2709573003 after landing'
+    print ('Clobber to fix https://codereview.webrtc.org/2709573003 after '
+           'landing')
     print ('Clobber to fix https://codereview.webrtc.org/2767383005 before'
            'landing (changing rtc_executable -> rtc_test on iOS)')
     print ('Clobber to fix https://codereview.webrtc.org/2767383005 before'
            'landing (changing rtc_executable -> rtc_test on iOS)')
     print 'Another landmine for low_bandwidth_audio_test (webrtc:7430)'
 
 
 def main():
   print_landmines()
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main())