Update tools.

Change-Id: I4cc9b9fc13a20080d78f9b9bca1e24571f46f117
Reviewed-on: https://boringssl-review.googlesource.com/29146
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>

util/bot/DEPS

@@ -35,7 +35,7 @@ deps = {
     Var('chromium_git') + '/external/gyp.git' + '@' + 'd61a9397e668fa9843c4aa7da9e79460fe590bfb',
 
   'boringssl/util/bot/libFuzzer': {
-    'url': Var('chromium_git') + '/chromium/llvm-project/compiler-rt/lib/fuzzer.git' + '@' + 'fda403cf93ecb8792cb1d061564d89a6553ca020',
+    'url': Var('chromium_git') + '/chromium/llvm-project/compiler-rt/lib/fuzzer.git' + '@' + '873dc11d9a5281034e2cb74d0e87e9149a0e1045',
     'condition': 'checkout_fuzzer',
   },
 }

util/bot/go/bootstrap.py

@@ -45,7 +45,7 @@ WORKSPACE = os.path.join(ROOT, 'go')
 EXE_SFX = '.exe' if sys.platform == 'win32' else ''
 
 # Pinned version of Go toolset to download.
-TOOLSET_VERSION = 'go1.10.2'
+TOOLSET_VERSION = 'go1.10.3'
 
 # Platform dependent portion of a download URL. See http://golang.org/dl/.
 TOOLSET_VARIANTS = {

util/bot/update_clang.py

@@ -19,7 +19,7 @@ import urllib2
 # CLANG_REVISION and CLANG_SUB_REVISION determine the build of clang
 # to use. These should be synced with tools/clang/scripts/update.py in
 # Chromium.
-CLANG_REVISION = '332838'
+CLANG_REVISION = '334100'
 CLANG_SUB_REVISION=1
 
 PACKAGE_VERSION = "%s-%s" % (CLANG_REVISION, CLANG_SUB_REVISION)

util/bot/vs_toolchain.py

@@ -87,8 +87,9 @@ def _GetDesiredVsToolchainHashes():
     # Update 3 final with 10.0.15063.468 SDK and no vctip.exe.
     return ['f53e4598951162bad6330f7a167486c7ae5db1e5']
   if env_version == '2017':
-    # VS 2017 Update 7.1 (15.7.1) with 10.0.17134.12 SDK.
-    return ['5454e45bf3764c03d3fc1024b3bf5bc41e3ab62c']
+    # VS 2017 Update 7.1 (15.7.1) with 10.0.17134.12 SDK, rebuilt with
+    # dbghelp.dll fix.
+    return ['3bc0ec615cf20ee342f3bc29bc991b5ad66d8d2c']
   raise Exception('Unsupported VS version %s' % env_version)