Move Syzygy build related things to their own directory with an OWNERS file, and add an allocation …

content/content_shell.gypi

 # 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.
 
 {
   'variables': {
     'content_shell_product_name': 'Content Shell',
     # The "19" is so that sites that sniff for version think that this is
     # something reasonably current; the "77.34.5" is a hint that this isn't a
     # standard Chrome.
@@ skipping 1141 matching lines @@
               'action_name': 'Instrument content_shell with SyzyAsan',
               'inputs': [
                 '<(PRODUCT_DIR)/content_shell.exe',
               ],
               'outputs': [
                 '<(dest_dir)/content_shell.exe',
                 '<(dest_dir)/content_shell.exe.pdb',
               ],
               'action': [
                 'python',
-                '<(DEPTH)/chrome/tools/build/win/syzygy_instrument.py',
+                '<(DEPTH)/chrome/tools/build/win/syzygy/instrument.py',
                 '--mode', 'asan',
                 '--input_executable', '<(PRODUCT_DIR)/content_shell.exe',
                 '--input_symbol', '<(PRODUCT_DIR)/content_shell.exe.pdb',
                 '--destination_dir', '<(dest_dir)',
               ],
             },
           ],
         },
       ],
     }],  # OS=="win" and fastbuild==0 and target_arch=="ia32"
   ]
 }