Endure Buildbot: Set test timing to realistic values.
Endure Buildbot: Set test timing to realistic values.

Sets realistic values for the wpr tests.

TBR=edmundyan@chromium.org

Review URL: https://chromiumcodereview.appspot.com/23808006

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@222511 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build