Make use of new AX name calc in Chromium.

components/html_viewer/ax_provider_impl.cc

 // Copyright 2014 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 "components/html_viewer/ax_provider_impl.h"
 
 #include "components/html_viewer/blink_basic_type_converters.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 #include "third_party/WebKit/public/web/WebAXObject.h"
 #include "third_party/WebKit/public/web/WebSettings.h"
@@ skipping 63 matching lines @@
 
   result = mojo::AxNode::New();
   result->id = static_cast<int>(ax_object.axID());
   result->parent_id = parent_id;
   result->next_sibling_id = next_sibling_id;
   result->bounds = mojo::Rect::From(ax_object.boundingBoxRect());
 
   if (ax_object.isAnchor()) {
     result->link = mojo::AxLink::New();
     result->link->url = String::From(ax_object.url().string());
-  } else if (ax_object.childCount() == 0 &&
-             !ax_object.stringValue().isEmpty()) {
-    result->text = mojo::AxText::New();
-    result->text->content = String::From(ax_object.stringValue());
+  } else if (ax_object.childCount() == 0) {
+    blink::WebAXNameFrom nameFrom;
+    blink::WebVector<WebAXObject> nameObjects;
+    blink::WebString name = ax_object.name(nameFrom, nameObjects);

[aboxhall, 2015/11/13 23:13:48]

Would it make sense to create a version of name() which didn't take nameObjects,
which just creates the throwaway version on the Blink side?

[dmazzoni, 2015/11/16 18:52:03]

Done.

+    if (!name.isEmpty()) {
+      result->text = mojo::AxText::New();
+      result->text->content = String::From(name);
+    }
   }
 
   return result.Pass();
 }
 
 }  // namespace html_viewer