Add an accessibility audit test for WebUI pages

chrome/browser/ui/webui/web_ui_test_handler.cc

Index: chrome/browser/ui/webui/web_ui_test_handler.cc
diff --git a/chrome/browser/ui/webui/web_ui_test_handler.cc b/chrome/browser/ui/webui/web_ui_test_handler.cc
index cbb2d4249fe32184b902a111b42369698d83eddf..d3f91a93bb40b0a5a8c9883a562bb93661ba234c 100644
--- a/chrome/browser/ui/webui/web_ui_test_handler.cc
+++ b/chrome/browser/ui/webui/web_ui_test_handler.cc
@@ -75,6 +75,14 @@ void WebUITestHandler::HandleTestResult(const ListValue* test_result) {
     ASSERT_TRUE(test_result->GetString(1, &message));
     LOG(ERROR) << message;
   }
+
+  if (test_result->GetSize() > 2) {

[Sheridan Rawlins, 2012/12/18 01:43:35]

This won't be needed if you do the console.warn stuff we talked about, otherwise
let errors be errors if a11yIssuesAreErrors.

+    std::string a11y_message;
+    ASSERT_TRUE(test_result->GetString(2, &a11y_message));
+    LOG(ERROR) << a11y_message;
+  } else {
+    LOG(ERROR) << "a11y passed";
+  }
 }
 
 void WebUITestHandler::Observe(int type,