tree d78af7cc8039653ec7b27aab921da7b0b372045d
parent dfb9884dbcbf2ea789e097d5a0edc1d8d13aae79
author Shawn Pearce <spearce@spearce.org> 1499127772 -0700
committer Shawn Pearce <spearce@spearce.org> 1500304537 -0700

Rename DfsPackKey to DfsStreamKey

This renaming supports reusing DfsStreamKey in a future commit
to index other PackExt type streams inside of the DfsBlockCache.

Change-Id: Ib52d374e47724ccb837f4fbab1fc85c486c5b408