Update tools.

In particular, pull Go 1.11 to get module support. Also we don't need to
pull in libfuzzer anymore.

Change-Id: I8098f64cef59422d9d43f7eca5bf3ced69eb70c4
Reviewed-on: https://boringssl-review.googlesource.com/31864
Reviewed-by: Adam Langley <agl@google.com>

.gitignore

diff --git a/.gitignore b/.gitignore
index db50b0b..9cb7251 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,7 +17,6 @@
 util/bot/gyp
 util/bot/libcxx
 util/bot/libcxxabi
-util/bot/libFuzzer
 util/bot/llvm-build
 util/bot/nasm-win32.exe
 util/bot/perl-win32

util/bot/DEPS

diff --git a/util/bot/DEPS b/util/bot/DEPS
index 5dab203..5449ab0 100644
--- a/util/bot/DEPS
+++ b/util/bot/DEPS
@@ -16,7 +16,6 @@
   'chromium_git': 'https://chromium.googlesource.com',
 
   'checkout_clang': False,
-  'checkout_fuzzer': False,
   'checkout_sde': False,
   'checkout_nasm': False,
   'checkout_libcxx': False,
@@ -24,7 +23,7 @@
 
 deps = {
   'boringssl/util/bot/android_ndk': {
-    'url': Var('chromium_git') + '/android_ndk.git' + '@' + '5cd86312e794bdf542a3685c6f10cbb96072990b',
+    'url': Var('chromium_git') + '/android_ndk.git' + '@' + '4e2cea441bfd43f0863d14f57b1e1844260b9884',
     'condition': 'checkout_android',
   },
 
@@ -36,11 +35,6 @@
   'boringssl/util/bot/gyp':
     Var('chromium_git') + '/external/gyp.git' + '@' + 'd61a9397e668fa9843c4aa7da9e79460fe590bfb',
 
-  'boringssl/util/bot/libFuzzer': {
-    'url': Var('chromium_git') + '/chromium/llvm-project/compiler-rt/lib/fuzzer.git' + '@' + '658ff786a213703ff0df6ba4a288e9a1e218c074',
-    'condition': 'checkout_fuzzer',
-  },
-
   # Update the following revisions from
   # https://chromium.googlesource.com/chromium/buildtools/+/master/DEPS
   'boringssl/util/bot/libcxx': {

util/bot/go/bootstrap.py

diff --git a/util/bot/go/bootstrap.py b/util/bot/go/bootstrap.py
index eb6eed9..9dbabe5 100755
--- a/util/bot/go/bootstrap.py
+++ b/util/bot/go/bootstrap.py
@@ -45,7 +45,7 @@
 EXE_SFX = '.exe' if sys.platform == 'win32' else ''
 
 # Pinned version of Go toolset to download.
-TOOLSET_VERSION = 'go1.10.3'
+TOOLSET_VERSION = 'go1.11'
 
 # Platform dependent portion of a download URL. See http://golang.org/dl/.
 TOOLSET_VARIANTS = {

util/bot/update_clang.py

diff --git a/util/bot/update_clang.py b/util/bot/update_clang.py
index 0a91189..3a12b25 100644
--- a/util/bot/update_clang.py
+++ b/util/bot/update_clang.py
@@ -19,7 +19,7 @@
 # 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 = '337439'
+CLANG_REVISION = '340925'
 CLANG_SUB_REVISION=1
 
 PACKAGE_VERSION = "%s-%s" % (CLANG_REVISION, CLANG_SUB_REVISION)