[tools] Whitespace CL to test if presubmit works correctly on CQ

TBR=machenbach@chromium.org

Bug: chromium:748057
No-Try: true
Change-Id: I20a74823678510f343c865b074b2d088c1080b94
Reviewed-on: https://chromium-review.googlesource.com/776719
Commit-Queue: Sergiy Byelozyorov <sergiyb@chromium.org>
Reviewed-by: Sergiy Byelozyorov <sergiyb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49450}

tools/whitespace.txt

@@ -7,4 +7,4 @@ A Smi balks into a war and says:
 The doubles heard this and started to unbox.
 The Smi looked at them when a crazy v8-autoroll account showed up......
 The autoroller bought a round of Himbeerbrause. Suddenly.....
-The bartender starts to shake the bottles..................
+The bartender starts to shake the bottles.................