Revert of Disable some DumpAccessibilityTreeTest.Accessibility test on Windows

content/browser/accessibility/dump_accessibility_tree_browsertest.cc

Index: content/browser/accessibility/dump_accessibility_tree_browsertest.cc
diff --git a/content/browser/accessibility/dump_accessibility_tree_browsertest.cc b/content/browser/accessibility/dump_accessibility_tree_browsertest.cc
index 6f6f6afbe1a83c4ce0e094d627f253afbd3a60fc..bfbb90dd8018a87d284be1ed7146441c65db232f 100644
--- a/content/browser/accessibility/dump_accessibility_tree_browsertest.cc
+++ b/content/browser/accessibility/dump_accessibility_tree_browsertest.cc
@@ -120,35 +120,15 @@
   }
 };
 
-// Flaky on Windows: crbug.com/643954.
-#if defined(OS_WIN)
-#define MAYBE_AccessibilityCSSColor DISABLED_AccessibilityCSSColor
-#else
-#define MAYBE_AccessibilityCSSColor AccessibilityCSSColor
-#endif
-IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, MAYBE_AccessibilityCSSColor) {
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityCSSColor) {
   RunCSSTest(FILE_PATH_LITERAL("color.html"));
 }
 
-// Flaky on Windows: crbug.com/643954.
-#if defined(OS_WIN)
-#define MAYBE_AccessibilityCSSFontStyle DISABLED_AccessibilityCSSFontStyle
-#else
-#define MAYBE_AccessibilityCSSFontStyle AccessibilityCSSFontStyle
-#endif
-IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
-                       MAYBE_AccessibilityCSSFontStyle) {
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityCSSFontStyle) {
   RunCSSTest(FILE_PATH_LITERAL("font-style.html"));
 }
 
-// Flaky on Windows: crbug.com/643954.
-#if defined(OS_WIN)
-#define MAYBE_AccessibilityCSSLanguage DISABLED_AccessibilityCSSLanguage
-#else
-#define MAYBE_AccessibilityCSSLanguage AccessibilityCSSLanguage
-#endif
-IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
-                       MAYBE_AccessibilityCSSLanguage) {
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityCSSLanguage) {
   RunCSSTest(FILE_PATH_LITERAL("language.html"));
 }
 
@@ -1247,13 +1227,7 @@
   RunHtmlTest(FILE_PATH_LITERAL("output.html"));
 }
 
-// Flaky on Windows: crbug.com/643954.
-#if defined(OS_WIN)
-#define MAYBE_AccessibilityP DISABLED_AccessibilityP
-#else
-#define MAYBE_AccessibilityP AccessibilityP
-#endif
-IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, MAYBE_AccessibilityP) {
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityP) {
   RunHtmlTest(FILE_PATH_LITERAL("p.html"));
 }