Quick 'low-risk-for-the-next-release' fix to increase theme install/load perf (should be a 2-4x speedup). Bug should remain open until a better approach (background threads, perhaps) is used.
Quick 'low-risk-for-the-next-release' fix to increase theme install/load perf (should be a 2-4x speedup). Bug should remain open until a better approach (background threads, perhaps) is used.

BUG=17696
TEST=none

Review URL: http://codereview.chromium.org/159903

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@22487 0039d316-1c4b-4281-b951-d872f2087c98

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