Update monet.

build/get_landmines.py

Index: build/get_landmines.py
diff --git a/build/get_landmines.py b/build/get_landmines.py
new file mode 100755
index 0000000000000000000000000000000000000000..a112a4605010a14ee441eb29163922049f6b13a0
--- /dev/null
+++ b/build/get_landmines.py
@@ -0,0 +1,85 @@
+#!/usr/bin/env python
+# Copyright 2013 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 file emits the list of reasons why a particular build needs to be clobbered
+(or a list of 'landmines').
+"""
+
+import sys
+
+import landmine_utils
+
+
+builder = landmine_utils.builder
+distributor = landmine_utils.distributor
+gyp_defines = landmine_utils.gyp_defines
+gyp_msvs_version = landmine_utils.gyp_msvs_version
+platform = landmine_utils.platform
+
+
+def print_landmines():
+  """
+  ALL LANDMINES ARE EMITTED FROM HERE.
+  """
+  # DO NOT add landmines as part of a regular CL. Landmines are a last-effort
+  # bandaid fix if a CL that got landed has a build dependency bug and all bots
+  # need to be cleaned up. If you're writing a new CL that causes build
+  # dependency problems, fix the dependency problems instead of adding a
+  # landmine.
+
+  if (distributor() == 'goma' and platform() == 'win32' and
+      builder() == 'ninja'):
+    print 'Need to clobber winja goma due to backend cwd cache fix.'
+  if platform() == 'android':
+    print 'Clobber because of unions.'
+  if platform() == 'win' and builder() == 'ninja':
+    print 'Compile on cc_unittests fails due to symbols removed in r185063.'
+  if platform() == 'linux' and builder() == 'ninja':
+    print 'Builders switching from make to ninja will clobber on this.'
+  if platform() == 'mac':
+    print 'Switching from bundle to unbundled dylib (issue 14743002).'
+  if platform() in ('win', 'mac'):
+    print ('Improper dependency for create_nmf.py broke in r240802, '
+           'fixed in r240860.')
+  if (platform() == 'win' and builder() == 'ninja' and
+      gyp_msvs_version() == '2012' and
+      gyp_defines().get('target_arch') == 'x64' and
+      gyp_defines().get('dcheck_always_on') == '1'):
+    print "Switched win x64 trybots from VS2010 to VS2012."
+  if (platform() == 'win' and builder() == 'ninja' and
+      gyp_msvs_version().startswith('2013')):
+    print "Switched win from VS2010 to VS2013."
+    print "Update to VS2013 Update 2."
+    print "Update to VS2013 Update 4."
+  if (platform() == 'win' and gyp_msvs_version().startswith('2015')):
+    print 'Switch to VS2015'
+  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'):
+    print 'Clobber to get rid of obselete test plugin after r248358'
+    print 'Clobber to rebuild GN files for V8'
+  print 'Clobber to get rid of stale generated mojom.h files'
+  print 'Need to clobber everything due to build_nexe change in nacl r13424'
+  print '[chromium-dev] PSA: clobber build needed for IDR_INSPECTOR_* compil...'
+  print 'blink_resources.grd changed: crbug.com/400860'
+  print 'ninja dependency cycle: crbug.com/408192'
+  print 'Clobber to fix missing NaCl gyp dependencies (crbug.com/427427).'
+  print 'Another clobber for missing NaCl gyp deps (crbug.com/427427).'
+  print 'Clobber to fix GN not picking up increased ID range (crbug.com/444902)'
+  print 'Remove NaCl toolchains from the output dir (crbug.com/456902)'
+  if platform() == 'ios':
+    print 'Clobber iOS to workaround Xcode deps bug (crbug.com/485435)'
+  print 'Clobber: https://github.com/domokit/mojo/issues/269'
+  print 'Clobber: https://github.com/domokit/mojo/issues/401'
+
+
+def main():
+  print_landmines()
+  return 0
+
+
+if __name__ == '__main__':
+  sys.exit(main())