Expose IA and IA2 role and state for HTML input type attributes related to date and time.

content/shell/renderer/test_runner/web_ax_object_proxy.cc

Index: content/shell/renderer/test_runner/web_ax_object_proxy.cc
diff --git a/content/shell/renderer/test_runner/web_ax_object_proxy.cc b/content/shell/renderer/test_runner/web_ax_object_proxy.cc
index 256eea53916f98afab7ac1d11d3ae278d495994d..c57636b44ffda66441f4d3f80161fdaf8a02b704 100644
--- a/content/shell/renderer/test_runner/web_ax_object_proxy.cc
+++ b/content/shell/renderer/test_runner/web_ax_object_proxy.cc
@@ -58,6 +58,10 @@ std::string RoleToString(blink::WebAXRole role)
       return result.append("Complementary");
     case blink::WebAXRoleContentInfo:
       return result.append("ContentInfo");
+    case blink::WebAXRoleDate:
+      return result.append("DateField");
+    case blink::WebAXRoleDateTime:
+      return result.append("DateTimeField");
     case blink::WebAXRoleDefinition:
       return result.append("Definition");
     case blink::WebAXRoleDescriptionListDetail:
@@ -236,6 +240,8 @@ std::string RoleToString(blink::WebAXRole role)
       return result.append("TextArea");
     case blink::WebAXRoleTextField:
       return result.append("TextField");
+    case blink::WebAXRoleTime:
+      return result.append("Time");
     case blink::WebAXRoleTimer:
       return result.append("Timer");
     case blink::WebAXRoleToggleButton: