Remove the failure expectation for word-spacing-characters-complex-text

Remove the failure expectation for
fast/css/word-spacing-characters-complex-text.html on Linux, since it is
no longer failing.

BUG=419769

Review URL: https://codereview.chromium.org/1312873003

git-svn-id: svn://svn.chromium.org/blink/trunk@201198 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/LayoutTests/TestExpectations

@@ -2,7 +2,6 @@ crbug.com/504613 paint/images/image-backgrounds-not-antialiased.html [ ImageOnly
 crbug.com/502531 fast/borders/border-antialiasing.html [ ImageOnlyFailure ]
 
 crbug.com/417782 [ Linux Win ] virtual/rootlayerscrolls/fast/scrolling/fractional-scroll-offset-fixed-position-non-composited.html [ ImageOnlyFailure ]
-crbug.com/449242 [ Linux ] fast/css/word-spacing-characters-complex-text.html [ ImageOnlyFailure ]
 crbug.com/492664 [ Linux XP ] imported/csswg-test/css-writing-modes-3/box-offsets-rel-pos-vlr-005.xht [ ImageOnlyFailure ]
 crbug.com/492664 [ Linux XP ] imported/csswg-test/css-writing-modes-3/box-offsets-rel-pos-vrl-004.xht [ ImageOnlyFailure ]
 crbug.com/492664 [ Mac ] imported/csswg-test/css-writing-modes-3/bidi-embed-002.html [ ImageOnlyFailure ]