Amend PATH for nacl64 so loader can find x64 CRT

build/gyp_chromium

 #!/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 wrapper for Chromium that adds some support for how GYP
 # is invoked by Chromium beyond what can be done in the gclient hooks.
 
 import glob
@@ skipping 351 matching lines @@
       if (os.path.isdir(target_dir) and
           (not os.path.isfile(target) or
             os.stat(target).st_mtime != os.stat(source).st_mtime)):
         print 'Copying %s to %s...' % (source, target)
         if os.path.exists(target):
           os.unlink(target)
         shutil.copy2(source, target)
 
   x86, x64 = runtime_dirs
   out_debug = os.path.join(output_dir, 'Debug')
+  out_debug_nacl64 = os.path.join(output_dir, 'Debug', 'x64')
   out_release = os.path.join(output_dir, 'Release')
+  out_release_nacl64 = os.path.join(output_dir, 'Release', 'x64')
   out_debug_x64 = os.path.join(output_dir, 'Debug_x64')
   out_release_x64 = os.path.join(output_dir, 'Release_x64')
-  copy_runtime(out_debug,       x86, 'msvc%s120d.dll')
-  copy_runtime(out_release,     x86, 'msvc%s120.dll')
-  copy_runtime(out_debug_x64,   x64, 'msvc%s120d.dll')
-  copy_runtime(out_release_x64, x64, 'msvc%s120.dll')
+
+  if os.path.exists(out_debug) and not os.path.exists(out_debug_nacl64):
+    os.makedirs(out_debug_nacl64)
+  if os.path.exists(out_release) and not os.path.exists(out_release_nacl64):
+    os.makedirs(out_release_nacl64)
+  copy_runtime(out_debug,          x86, 'msvc%s120d.dll')
+  copy_runtime(out_release,        x86, 'msvc%s120.dll')
+  copy_runtime(out_debug_x64,      x64, 'msvc%s120d.dll')
+  copy_runtime(out_release_x64,    x64, 'msvc%s120.dll')
+  copy_runtime(out_debug_nacl64,   x64, 'msvc%s120d.dll')
+  copy_runtime(out_release_nacl64, x64, 'msvc%s120.dll')
 
 
 if __name__ == '__main__':
   args = sys.argv[1:]
 
   if int(os.environ.get('GYP_CHROMIUM_NO_ACTION', 0)):
     print 'Skipping gyp_chromium due to GYP_CHROMIUM_NO_ACTION env var.'
     sys.exit(0)
 
   # Use the Psyco JIT if available.
@@ skipping 152 matching lines @@
   print 'Running build/landmines.py...'
   subprocess.check_call(
       [sys.executable, os.path.join(script_dir, 'landmines.py')])
 
   if vs2013_runtime_dll_dirs:
     x64_runtime, x86_runtime = vs2013_runtime_dll_dirs
     CopyVsRuntimeDlls(os.path.join(chrome_src, GetOutputDirectory()),
                       (x86_runtime, x64_runtime))
 
   sys.exit(gyp_rc)