Fixed broken edge case logic in fixConflictingNames.
Fixed broken edge case logic in fixConflictingNames.

kahing/gcsfuse,GoogleCloudPlatform/gcsfuse,GoogleCloudPlatform/gcsfuse,jacobsa/timeutil,jacobsa/ratelimit,mbrukman/gcsfuse,BanzaiMan/gcsfuse,GoogleCloudPlatform/gcsfuse,BanzaiMan/gcsfuse