Disable DumpAccessibilityTreeTest.AccessibilityIframePresentational on windows.

content/browser/accessibility/dump_accessibility_tree_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/path_service.h"
@@ skipping 861 matching lines @@
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
                        AccessibilityIframeCoordinates) {
   RunHtmlTest(FILE_PATH_LITERAL("iframe-coordinates.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
                        AccessibilityIframeCoordinatesCrossProcess) {
   RunHtmlTest(FILE_PATH_LITERAL("iframe-coordinates-cross-process.html"));
 }
 
+// Flaky on Win7. http://crbug.com/610744
+#ifdef OS_WIN
+#define MAYBE_AccessibilityIframePresentational DISABLED_AccessibilityIframePresentational
+#else
+#define MAYBE_AccessibilityIframePresentational AccessibilityIframePresentational
+#endif
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
-                       AccessibilityIframePresentational) {
+                       MAYBE_AccessibilityIframePresentational) {
   RunHtmlTest(FILE_PATH_LITERAL("iframe-presentational.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
                        AccessibilityIframeTransform) {
   RunHtmlTest(FILE_PATH_LITERAL("iframe-transform.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
                        AccessibilityIframeTransformCrossProcess) {
@@ skipping 445 matching lines @@
 // crbug.com/281952
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, DISABLED_AccessibilityVideo) {
   RunHtmlTest(FILE_PATH_LITERAL("video.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityWbr) {
   RunHtmlTest(FILE_PATH_LITERAL("wbr.html"));
 }
 
 }  // namespace content