Roll buildtools, this updates VS2013 Pro to Update 3

TBR=iannucci@chromium.org
NOTRY=true
BUG=402543

Review URL: https://codereview.chromium.org/458353003

Cr-Commit-Position: refs/heads/master@{#289650}
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@289650 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -73,7 +73,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling build tools
   # and whatever else without interference from each other.
-  "buildtools_revision": "48edf30c463fc41fb9fb0926f8466b473cb177fa",
+  "buildtools_revision": "567f0a9938122289301cc58e0611de39a6af789c",
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFIum
   # and whatever else without interference from each other.

build/get_landmines.py

@@ -47,6 +47,7 @@ def print_landmines():
       gyp_msvs_version().startswith('2013')):
     print "Switched win from VS2010 to VS2013."
     print "Update to VS2013 Update 2."
+    print "Update to VS2013 Update 3."
   print 'Need to clobber everything due to an IDL change in r154579 (blink)'
   print 'Need to clobber everything due to gen file moves in r175513 (Blink)'
   if (platform() != 'ios'):