Enable testInstantLoadsFor100CharsLongQuery
Enable testInstantLoadsFor100CharsLongQuery

Ran the test multiple times on Windows 7 chrome-bot in the qa env and did not encounter errors.

BUG=76639
TEST=none
Review URL: http://codereview.chromium.org/7012019

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@85240 0039d316-1c4b-4281-b951-d872f2087c98

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