Don't use -fno-ident for Clang builds in Release mode on Linux.

It's not supported by Clang and causes a ton of "argument unused
during compilation" warnings.

BUG=none
TEST=everything still builds

Review URL: http://codereview.chromium.org/3614013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@62381 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed