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-rw-r--r--chrome/common/extensions/docs/server2/branch_utility.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/chrome/common/extensions/docs/server2/branch_utility.py b/chrome/common/extensions/docs/server2/branch_utility.py
index ab3dce2..85e77e5 100644
--- a/chrome/common/extensions/docs/server2/branch_utility.py
+++ b/chrome/common/extensions/docs/server2/branch_utility.py
@@ -31,6 +31,7 @@ class BranchUtility(object):
@staticmethod
def NewestChannel(channels):
+ channels = set(channels)
for channel in reversed(BranchUtility.GetAllChannelNames()):
if channel in channels:
return channel