[Mac] Redo NSException handling, and generate better stacks for C++ exceptions.

base/base.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.
 
 {
   'includes': [
     'trace_event/trace_event.gypi',
   ],
   'target_defaults': {
     'variables': {
@@ skipping 261 matching lines @@
           'location.h',
           'logging.cc',
           'logging.h',
           'logging_win.cc',
           'logging_win.h',
           'mac/authorization_util.h',
           'mac/authorization_util.mm',
           'mac/bind_objc_block.h',
           'mac/bundle_locations.h',
           'mac/bundle_locations.mm',
+          'mac/call_with_eh_frame.cc',
+          'mac/call_with_eh_frame.h',
+          'mac/call_with_eh_frame_asm.S',
           'mac/close_nocancel.cc',
           'mac/cocoa_protocols.h',
           'mac/dispatch_source_mach.cc',
           'mac/dispatch_source_mach.h',
           'mac/foundation_util.h',
           'mac/foundation_util.mm',
           'mac/launch_services_util.cc',
           'mac/launch_services_util.h',
           'mac/launchd.cc',
           'mac/launchd.h',
@@ skipping 576 matching lines @@
           }],
           ['OS == "ios" and _toolset != "host"', {
             'sources/': [
               # Pull in specific Mac files for iOS (which have been filtered out
               # by file name rules).
               ['include', '^atomicops_internals_mac\\.'],
               ['include', '^base_paths_mac\\.'],
               ['include', '^files/file_util_mac\\.'],
               ['include', '^file_version_info_mac\\.'],
               ['include', '^mac/bundle_locations\\.'],
+              ['include', '^mac/call_with_eh_frame\\.'],
               ['include', '^mac/foundation_util\\.'],
               ['include', '^mac/mac_logging\\.'],
               ['include', '^mac/mach_logging\\.'],
               ['include', '^mac/objc_property_releaser\\.'],
               ['include', '^mac/scoped_mach_port\\.'],
               ['include', '^mac/scoped_mach_vm\\.'],
               ['include', '^mac/scoped_nsautorelease_pool\\.'],
               ['include', '^mac/scoped_nsobject\\.'],
               ['include', '^mac/scoped_objc_class_swizzler\\.'],
               ['include', '^message_loop/message_pump_mac\\.'],
@@ skipping 145 matching lines @@
           'i18n/time_formatting.h',
           'i18n/timezone.cc',
           'i18n/timezone.h',
           'i18n/utf8_validator_tables.cc',
           'i18n/utf8_validator_tables.h',
         ],
       }]
     ],
   },
 }