Introduce new API to test mixed state of checkboxes.

content/shell/renderer/test_runner/web_ax_object_proxy.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 "content/shell/renderer/test_runner/web_ax_object_proxy.h"
 
 #include "base/strings/stringprintf.h"
 #include "gin/handle.h"
 #include "third_party/WebKit/public/platform/WebPoint.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
@@ skipping 485 matching lines @@
       .SetProperty("isCollapsed", &WebAXObjectProxy::IsCollapsed)
       .SetProperty("hasPopup", &WebAXObjectProxy::HasPopup)
       .SetProperty("isValid", &WebAXObjectProxy::IsValid)
       .SetProperty("isReadOnly", &WebAXObjectProxy::IsReadOnly)
       .SetProperty("orientation", &WebAXObjectProxy::Orientation)
       .SetProperty("clickPointX", &WebAXObjectProxy::ClickPointX)
       .SetProperty("clickPointY", &WebAXObjectProxy::ClickPointY)
       .SetProperty("rowCount", &WebAXObjectProxy::RowCount)
       .SetProperty("columnCount", &WebAXObjectProxy::ColumnCount)
       .SetProperty("isClickable", &WebAXObjectProxy::IsClickable)
+      .SetProperty("isButtonStateMixed", &WebAXObjectProxy::IsButtonStateMixed)
       .SetMethod("allAttributes", &WebAXObjectProxy::AllAttributes)
       .SetMethod("attributesOfChildren",
                  &WebAXObjectProxy::AttributesOfChildren)
       .SetMethod("lineForIndex", &WebAXObjectProxy::LineForIndex)
       .SetMethod("boundsForRange", &WebAXObjectProxy::BoundsForRange)
       .SetMethod("childAtIndex", &WebAXObjectProxy::ChildAtIndex)
       .SetMethod("elementAtPoint", &WebAXObjectProxy::ElementAtPoint)
       .SetMethod("tableHeader", &WebAXObjectProxy::TableHeader)
       .SetMethod("rowIndexRange", &WebAXObjectProxy::RowIndexRange)
       .SetMethod("columnIndexRange", &WebAXObjectProxy::ColumnIndexRange)
@@ skipping 274 matching lines @@
 int32_t WebAXObjectProxy::ColumnCount() {
   accessibility_object_.updateLayoutAndCheckValidity();
   return static_cast<int32_t>(accessibility_object_.columnCount());
 }
 
 bool WebAXObjectProxy::IsClickable() {
   accessibility_object_.updateLayoutAndCheckValidity();
   return accessibility_object_.isClickable();
 }
 
+bool WebAXObjectProxy::IsButtonStateMixed() {
+  accessibility_object_.updateLayoutAndCheckValidity();
+  return accessibility_object_.isButtonStateMixed();
+}
+
 std::string WebAXObjectProxy::AllAttributes() {
   accessibility_object_.updateLayoutAndCheckValidity();
   return GetAttributes(accessibility_object_);
 }
 
 std::string WebAXObjectProxy::AttributesOfChildren() {
   accessibility_object_.updateLayoutAndCheckValidity();
   AttributesCollector collector;
   unsigned size = accessibility_object_.childCount();
   for (unsigned i = 0; i < size; ++i)
@@ skipping 286 matching lines @@
   v8::Handle<v8::Value> value_handle = gin::CreateHandle(
       isolate, new RootWebAXObjectProxy(object, this)).ToV8();
   if (value_handle.IsEmpty())
     return v8::Handle<v8::Object>();
   v8::Handle<v8::Object> handle = value_handle->ToObject(isolate);
   elements_.Append(handle);
   return handle;
 }
 
 }  // namespace content