Remove unexpected passes.

webkit/tools/layout_tests/test_expectations.txt

 // This file consists of lines with specifications of what
 // to expect from layout test cases. The test cases can be directories
 // in which case the expectations apply to all test cases in that
 // directory and any subdirectory. The format of the file is along the
 // lines of:
 //
 // LayoutTests/fast/js/fixme.js = FAIL
 // LayoutTests/fast/js/flaky.js = FAIL PASS
 // LayoutTests/fast/js/crash.js = CRASH TIMEOUT FAIL PASS
 //
@@ skipping 1966 matching lines @@
 BUG23488 MAC : LayoutTests/fast/forms/search-vertical-alignment.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/frames/content-opacity-1.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/frames/content-opacity-2.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/frames/viewsource-attribute.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/layers/add-layer-with-nested-stacking.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/layers/inline-dirty-z-order-lists.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/layers/layer-content-visibility-change.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/layers/remove-layer-with-nested-stacking.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/lists/ol-start-parsing.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/multicol/positioned-with-constrained-height.html = IMAGE
-BUG23488 MAC : LayoutTests/fast/overflow/004.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/overflow/position-fixed-transform-clipping.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/reflections/abs-position-in-reflection.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/table/fixed-table-with-percent-inside-percent-table.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/table/fixed-table-with-percent-width-inside-auto-table.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/table/fixed-table-with-percent-width-inside-div.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/table/fixed-table-with-percent-width-inside-extra-large-div.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/table/fixed-table-with-percent-width-inside-fixed-width-table.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/table/fixed-table-with-small-percent-width.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/text/shadow-no-blur.html = IMAGE
 BUG23488 MAC : LayoutTests/fast/text/shadow-translucent-fill.html = IMAGE
@@ skipping 300 matching lines @@
 BUG10457 MAC : LayoutTests/fast/js/large-expressions.html = FAIL
 BUG10457 DEBUG WIN SLOW : LayoutTests/fast/js/large-expressions.html = FAIL
 
 
 // Merge 41768:41807
 // Perhaps just needs new baseline?
 // These tests were rebaselined with failure long ago. We shouldn't do this, and
 // instead work upstream to improve tests so that they don't fail.
 // Linux-only failures
 BUG10458 LINUX : LayoutTests/editing/inserting/6633727.html = FAIL
-BUG10458 MAC LINUX : LayoutTests/fast/dom/java-applet-calls.html = FAIL
+BUG10458 MAC : LayoutTests/fast/dom/java-applet-calls.html = FAIL
 // Just need rebaseline
 BUG10458 LINUX : LayoutTests/fast/forms/textarea-width.html = FAIL
 BUG10458 LINUX : LayoutTests/fast/parser/comment-in-textarea.html = FAIL
 
 // Missing expected results
 BUG10461 SKIP : LayoutTests/platform/mac/fast/text/international/Geeza-Pro-vertical-metrics-adjustment.html = PASS
 
 // New failures from merge
 BUG27486 WIN : LayoutTests/fast/forms/listbox-hit-test-zoomed.html = FAIL
 BUG27486 RELEASE LINUX : LayoutTests/fast/forms/listbox-hit-test-zoomed.html = FAIL
@@ skipping 713 matching lines @@
 
 // New tests. Failures from merge 51253:51310.
 BUG28605 : LayoutTests/plugins/reloadplugins-no-pages.html = TEXT
 BUG28605 : LayoutTests/plugins/reloadplugins-and-pages.html = TIMEOUT
 BUG28605 WIN LINUX : LayoutTests/svg/filters/big-sized-filter.svg = IMAGE
 BUG28605 : LayoutTests/svg/filters/big-sized-filter-2.svg = MISSING
 BUG28605 WIN LINUX : LayoutTests/svg/filters/filterRes.svg = IMAGE
 
 // New tests. Failures from merge 51210:51325.
 BUG28646 : LayoutTests/editing/selection/transformed-selection-rects.html = FAIL