clang tot bots: Update to cmake 3.4.3

tools/clang/scripts/update.py

 #!/usr/bin/env python
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """This script is used to download prebuilt clang binaries.
 
 It is also used by package.py to build the prebuilt clang binaries."""
 
 import argparse
@@ skipping 297 matching lines @@
   if not os.path.exists(gcc_dir):
     print 'Downloading pre-built GCC 4.8.2...'
     DownloadAndUnpack(
         CDS_URL + '/tools/gcc482precise.tgz', LLVM_BUILD_TOOLS_DIR)
   args.gcc_toolchain = gcc_dir
 
 
 def AddCMakeToPath():
   """Download CMake and add it to PATH."""
   if sys.platform == 'win32':
-    zip_name = 'cmake-3.2.2-win32-x86.zip'
+    zip_name = 'cmake-3.4.3-win32-x86.zip'
     cmake_dir = os.path.join(LLVM_BUILD_TOOLS_DIR,
-                             'cmake-3.2.2-win32-x86', 'bin')
+                             'cmake-3.4.3-win32-x86', 'bin')
   else:
     suffix = 'Darwin' if sys.platform == 'darwin' else 'Linux'
-    zip_name = 'cmake322_%s.tgz' % suffix
-    cmake_dir = os.path.join(LLVM_BUILD_TOOLS_DIR, 'cmake322', 'bin')
+    zip_name = 'cmake343_%s.tgz' % suffix
+    cmake_dir = os.path.join(LLVM_BUILD_TOOLS_DIR, 'cmake343', 'bin')
   if not os.path.exists(cmake_dir):
     DownloadAndUnpack(CDS_URL + '/tools/' + zip_name, LLVM_BUILD_TOOLS_DIR)
   os.environ['PATH'] = cmake_dir + os.pathsep + os.environ.get('PATH', '')
 
 
 def AddGnuWinToPath():
   """Download some GNU win tools and add them to PATH."""
   if sys.platform != 'win32':
     return
 
@@ skipping 543 matching lines @@
     args.force_local_build = True
     if 'OS=android' not in os.environ.get('GYP_DEFINES', ''):
       # Only build the Android ASan rt on ToT bots when targetting Android.
       args.with_android = False
 
   return UpdateClang(args)
 
 
 if __name__ == '__main__':
   sys.exit(main())