Roll src/third_party/depot_tools 6a5cb2517a2c..69b63c9f97d0 (1 commits)

https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/6a5cb2517a2c..69b63c9f97d0

git log 6a5cb2517a2c..69b63c9f97d0 --date=short --no-merges --format='%ad %ae %s'
2019-09-25 pwnall@chromium.org Fix sys.platform mapping in download_from_google_storage.py.

Created with:
  gclient setdep -r src/third_party/depot_tools@69b63c9f97d0

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/depot-tools-chromium-autoroll
Please CC agable@chromium.org on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
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TBR=agable@chromium.org

Bug: chromium:1007872
Change-Id: I44a40fad86d62e9822a640bf394a2e20c63c7578
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1825625Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#699978}

DEPS

@@ -878,7 +878,7 @@ deps = {
   },
 
   'src/third_party/depot_tools':
-    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '6a5cb2517a2c219d303ab0ab2435f2e406738770',
+    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '69b63c9f97d01ee38844ad078cb63799bde9c8ce',
 
   'src/third_party/devtools-node-modules':
     Var('chromium_git') + '/external/github.com/ChromeDevTools/devtools-node-modules' + '@' + Var('devtools_node_modules_revision'),