[HBASE-15602] Clean up using directives in cc files.

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: HBASE-14850
• Fix Version/s: HBASE-14850
• Labels: beginner easy starter
• Hadoop Flags: Reviewed
• Assignee: Scott Wegner
• Reporter: Elliott Neil Clark
• Created: 07/Apr/16 07:48
• Updated: 23/Jun/22 20:16
• Resolved: 30/May/17 23:35

Description

There's a ton of files that just barf out all of folly, wangle, and hbase into the global namespace. We should use the using directive better than that when possible.