Fix testharness paths in imported/csswg-test.

third_party/WebKit/LayoutTests/imported/csswg-test/css-writing-modes-3/text-combine-upright-parsing-invalid-002.html

Index: third_party/WebKit/LayoutTests/imported/csswg-test/css-writing-modes-3/text-combine-upright-parsing-invalid-002.html
diff --git a/third_party/WebKit/LayoutTests/imported/csswg-test/css-writing-modes-3/text-combine-upright-parsing-invalid-002.html b/third_party/WebKit/LayoutTests/imported/csswg-test/css-writing-modes-3/text-combine-upright-parsing-invalid-002.html
index b2ded479c6f8ca48603c8fbd129eeadba59ecf71..ed5ce4eb32db36a7c5d515e1c944c6968995bea4 100644
--- a/third_party/WebKit/LayoutTests/imported/csswg-test/css-writing-modes-3/text-combine-upright-parsing-invalid-002.html
+++ b/third_party/WebKit/LayoutTests/imported/csswg-test/css-writing-modes-3/text-combine-upright-parsing-invalid-002.html
@@ -8,8 +8,8 @@
 <link rel="help" href="http://www.w3.org/TR/css-values-3/#calc-notation">
 <meta name="assert" content="User Agents ignore text-combine-upright with values `digits calc(...)` if the expression inside `calc()` computes to either numbers or out-of-range integers.">
 <meta name="flags" content="dom invalid">
-<script src="../../../resources/testharness.js"></script>
-<script src="../../../resources/testharnessreport.js"></script>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
 
 <style>
 #invalid_digits_calc_0_plus_1 {