2012-01-30 Balazs Kelemen <kbalazs@webkit.org>

2012-01-30  Balazs Kelemen  <kbalazs@webkit.org>

        [WK2] add flag to only check pixel results if png files exist
        https://bugs.webkit.org/show_bug.cgi?id=70484

        Reviewed by Dirk Pranke.

        * Scripts/webkitpy/layout_tests/controllers/single_test_runner.py:
        (SingleTestRunner.__init__):
        (SingleTestRunner._should_fetch_expected_checksum):
        * Scripts/webkitpy/layout_tests/controllers/worker.py:
        (Worker.handle_test_list):
        * Scripts/webkitpy/layout_tests/models/test_input.py:
        (TestInput.__init__):
        * Scripts/webkitpy/layout_tests/run_webkit_tests.py:
        (_set_up_derived_options):
        (parse_args):
        * Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py:
        (MainTest.test_skip_pixel_test_if_no_baseline_option):
        * WebKitTestRunner/TestInvocation.cpp:
        (WTR::TestInvocation::setIsPixelTest):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@106222 268f45cc-cd09-0410-ab3c-d52691b4dbfc