Enable DumpAccessibilityTree tests to use cross-process iframes.

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 87a89ce14eb0f1c5ba975f61d8d8fbc271d8a39e..cbc0f30a743091a4874b78802b74a916e31c7744 100644
--- a/content/browser/accessibility/dump_accessibility_tree_browsertest.cc
+++ b/content/browser/accessibility/dump_accessibility_tree_browsertest.cc
@@ -55,12 +55,12 @@ class DumpAccessibilityTreeTest : public DumpAccessibilityTestBase {
   void AddDefaultFilters(std::vector<Filter>* filters) override {
     filters->push_back(Filter(base::ASCIIToUTF16("FOCUSABLE"), Filter::ALLOW));
     filters->push_back(Filter(base::ASCIIToUTF16("READONLY"), Filter::ALLOW));
-    filters->push_back(Filter(base::ASCIIToUTF16("name*"), Filter::ALLOW));
+    filters->push_back(Filter(base::ASCIIToUTF16("name=*"), Filter::ALLOW));
     filters->push_back(Filter(base::ASCIIToUTF16("*=''"), Filter::DENY));
   }
 
   void SetUpCommandLine(base::CommandLine* command_line) override {
-    ContentBrowserTest::SetUpCommandLine(command_line);
+    DumpAccessibilityTestBase::SetUpCommandLine(command_line);
     // Enable <dialog>, which is used in some tests.
     base::CommandLine::ForCurrentProcess()->AppendSwitch(
         switches::kEnableExperimentalWebPlatformFeatures);
@@ -824,13 +824,22 @@ IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityIframe) {
   RunHtmlTest(FILE_PATH_LITERAL("iframe.html"));
 }
 
-// Flaky. See http://crbug.com/224659.
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
-                       DISABLED_AccessibilityIframeCoordinates) {
+                       AccessibilityIframeCrossProcess) {
+  RunHtmlTest(FILE_PATH_LITERAL("iframe-cross-process.html"));
+}
+
+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"));
+}
+
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
                        AccessibilityIframePresentational) {
   RunHtmlTest(FILE_PATH_LITERAL("iframe-presentational.html"));
 }