Add --verbose flag when input_api.verbose is set.

It could result in failed tests so I'll revert if it ever becomes problematic.
It ran fine with my limited testing.

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BUG=
TEST=

Review URL: http://codereview.chromium.org/6813114

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@81279 0039d316-1c4b-4281-b951-d872f2087c98
2 files changed