mac: Use gcc for official builds again until breakpad is sorted out.

BUG=91371
TEST=none

Review URL: http://codereview.chromium.org/7623021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@96424 0039d316-1c4b-4281-b951-d872f2087c98

build/common.gypi

@@ -564,7 +564,8 @@
             # here (it was added after the m14 branch was cut). This is in the
             # buildtype=="Official" section so that developers don't see it
             # for their local builds.
-            'clang%': 1,
+            # TODO(thakis): Reenable once breakpad issues are sorted out.
+            #'clang%': 1,
           }, { # else: branding!="Chrome" or buildtype!="Official"
             'mac_breakpad%': 0,
             'mac_keystone%': 0,