Move select/option/optgroup-related tests in fast/forms to fast/forms/select.

third_party/WebKit/LayoutTests/fast/forms/listbox-selection-expected.txt

-<select> selection test for mouse events and keyevents.
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-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
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-1) Select one item with mouse (no previous selection)
-PASS selectionPattern("sl1") is "10000"
-2) Select one item with mouse (with previous selection)
-PASS selectionPattern("sl2") is "10000"
-3) Select one item with the keyboard (no previous selection)
-PASS selectionPattern("sl3") is "00001"
-4) Select one item with the keyboard (with previous selection)
-PASS selectionPattern("sl4") is "00100"
-5) Attempt to select an item cmd-clicking
-PASS selectionPattern("sl5") is "01000"
-6) Attempt to select a range shift-clicking
-PASS selectionPattern("sl6") is "01000"
-7) Attempt to select a range with the keyboard
-PASS selectionPattern("sl7") is "00100"
-8) Select one item with mouse (no previous selection)
-PASS selectionPattern("sl8") is "10000"
-9) Select one item with mouse (with previous selection)
-PASS selectionPattern("sl9") is "10000"
-10) Select one item with the keyboard (no previous selection)
-PASS selectionPattern("sl10") is "00001"
-11) Select one item with the keyboard (with previous selection)
-PASS selectionPattern("sl11") is "00100"
-12) Select an item cmd-clicking
-PASS selectionPattern("sl12") is "01100"
-13) Select a range shift-clicking
-PASS selectionPattern("sl13") is "11110"
-14) Select a range with the keyboard
-PASS selectionPattern("sl14") is "01100"
-15) Drag upside-down
-PASS selectionPattern("sl15") is "01000"
-PASS mouseMoveToOption("sl15", 3); selectionPattern("sl15") is "01110"
-PASS mouseMoveToOption("sl15", 2); selectionPattern("sl15") is "01100"
-16) Active-selection after type-ahead
-PASS mouseClickOnSelect('sl16', 1); selectionPattern('sl16') is "01000"
-PASS keyDownOnSelect('sl16', 'e'); selectionPattern('sl16') is "00001"
-PASS keyDownOnSelect('sl16', 'upArrow', 'rangeSelectionKey'); selectionPattern('sl16') is "00011"
-PASS successfullyParsed is true
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-TEST COMPLETE
-