Removed unused (and broken) logging functions.
Removed unused (and broken) logging functions.

Moved DEFINE_CHECK_OP_IMPL to be closer to the CHECK_EQ et al. macros.

BUG=9913
TEST=Existing unit tests

Review URL: http://codereview.chromium.org/4140012

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@64671 0039d316-1c4b-4281-b951-d872f2087c98

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