.gyp file for Breakpad on OS X.

chrome/chrome.gyp

Index: chrome/chrome.gyp
diff --git a/chrome/chrome.gyp b/chrome/chrome.gyp
index 91940feaa04ffc74cdff36b8808e7a64d1405093..cabd9c5b411924f10b0631e69a506233bc19bbec 100644
--- a/chrome/chrome.gyp
+++ b/chrome/chrome.gyp
@@ -213,10 +213,6 @@
         'common/libxml_utils.h',
         'common/logging_chrome.cc',
         'common/logging_chrome.h',
-        'common/mach_ipc_mac.h',
-        'common/mach_ipc_mac.mm',
-        'common/mach_message_source_mac.cc',
-        'common/mach_message_source_mac.h',
         'common/main_function_params.h',
         'common/message_box_flags.h',
         'common/message_router.cc',
@@ -1653,12 +1649,17 @@
               'variables': {'bundle_id': 'org.chromium.Chromium'},
             }],
           ],
+          'dependencies': [
+            '../breakpad/breakpad.gyp:breakpad',
+          ],
           'xcode_settings': {
             # chrome/app/app-Info.plist has a CFBundleIdentifier of BUNDLE_ID,
             # to be replaced by a properly branded bundle ID in Xcode with
             # these settings.
             'INFOPLIST_PREPROCESS': 'YES',
             'INFOPLIST_PREPROCESSOR_DEFINITIONS': ['BUNDLE_ID="<(bundle_id)"'],
+            # Needed for breakpad.

[Mark Mentovai, 2009/04/21 00:42:12]

Nope, take this out.  If you get link_settings right, this isn't needed. 
Dependency targets (like breakpad in this case) should carry their own
information about libs they need, you shouldn't have to put stuff like this all
over the place just because you've added a dependency.

+            'OTHER_LDFLAGS': ['-lcrypto',],
           },
         }, { # else: OS != "mac"
           'conditions': [