Add google.appengine.api.memcache to pylint ignored list

It's member are generated and confuse pylint.

TBR=cmp@chromium.org
BUG=
TEST=


Review URL: http://codereview.chromium.org/10169032

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@133719 0039d316-1c4b-4281-b951-d872f2087c98

pylintrc

@@ -116,7 +116,7 @@ ignore-mixin-members=yes
 
 # List of classes names for which member attributes should not be checked
 # (useful for classes with attributes dynamically set).
-ignored-classes=SQLObject,twisted.internet.reactor,hashlib
+ignored-classes=SQLObject,twisted.internet.reactor,hashlib,google.appengine.api.memcache
 
 # When zope mode is activated, add a predefined set of Zope acquired attributes
 # to generated-members.