Correct const accessors in base/values.(h|cc), Part II (ListValue)

chrome/browser/ui/webui/web_ui_browsertest.cc

Index: chrome/browser/ui/webui/web_ui_browsertest.cc
diff --git a/chrome/browser/ui/webui/web_ui_browsertest.cc b/chrome/browser/ui/webui/web_ui_browsertest.cc
index d8d0f73d781490fe5d01e884f5858c997fd9da3d..b67bb8fbbe5ea8e176d2d462db9e908d5b99b91e 100644
--- a/chrome/browser/ui/webui/web_ui_browsertest.cc
+++ b/chrome/browser/ui/webui/web_ui_browsertest.cc
@@ -587,7 +587,7 @@ class WebUIBrowserAsyncTest : public WebUIBrowserTest {
 
     // Starts the test in |list_value|[0] with the runAsync wrapper.
     void HandleStartAsyncTest(const ListValue* list_value) {
-      Value* test_name;
+      const Value* test_name;
       ASSERT_TRUE(list_value->Get(0, &test_name));
       web_ui()->CallJavascriptFunction("runAsync", *test_name);
     }