Workaround for pdb size being exceeded for Debug non-shared_library builds

chrome/chrome_dll.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.
 {
   'conditions': [
     ['OS=="mac" or OS=="win"', {
       'targets': [
         {
           'target_name': 'chrome_dll',
           'type': 'none',
@@ skipping 50 matching lines @@
                                  '$(OutDir)\\chrome.dll.pdb'],
                       'msvs_cygwin_shell': 0,
                     }
                   ]
                 }]
               ],
             }],
           ]
         },
         {
+          # This target is only depended upon on Windows.
+          'target_name': 'chrome_dll_pdb_workaround',
+          'type': 'static_library',
+          'sources': [ 'empty_pdb_workaround.cc' ],
+          'msvs_settings': {
+            'VCCLCompilerTool': {
+              # This *in the compile phase* must match the pdb name that's
+              # output by the final link. See empty_pdb_workaround.cc for
+              # more details.
+              'DebugInformationFormat': '3',
+              'ProgramDataBaseFileName': '<(PRODUCT_DIR)/chrome.dll.pdb',
+            },
+          },
+        },
+        {
           'target_name': 'chrome_main_dll',
           'type': 'shared_library',
           'variables': {
             'enable_wexit_time_destructors': 1,
           },
           'dependencies': [
             '<@(chromium_dependencies)',
             'app/policy/cloud_policy_codegen.gyp:policy',
           ],
           'conditions': [
             ['use_aura==1', {
               'dependencies': [
                 '../ui/compositor/compositor.gyp:compositor',
               ],
             }],
             ['use_ash==1', {
               'sources': [
                 '<(SHARED_INTERMEDIATE_DIR)/ash/ash_resources/ash_wallpaper_resources.rc',
               ],
             }],
             ['OS=="win"', {
               'product_name': 'chrome',
               'dependencies': [
                 # On Windows, link the dependencies (libraries) that make
                 # up actual Chromium functionality into this .dll.
+                'chrome_dll_pdb_workaround',
                 'chrome_resources.gyp:chrome_resources',
                 'chrome_version_resources',
                 '../chrome/chrome_resources.gyp:chrome_unscaled_resources',
                 '../content/content.gyp:content_worker',
                 '../crypto/crypto.gyp:crypto',
                 '../printing/printing.gyp:printing',
                 '../net/net.gyp:net_resources',
                 '../third_party/cld/cld.gyp:cld',
                 '../ui/views/views.gyp:views',
                 '../webkit/support/webkit_support.gyp:webkit_resources',
@@ skipping 155 matching lines @@
                   ],
                 }],
               ],  # conditions
             }],  # OS=="mac"
           ],  # conditions
         },  # target chrome_dll
       ],  # targets
     }],  # OS=="mac" or OS=="win"
   ],
 }