Introduce new API to test mixed state of ARIA checkboxes.

BUG=

Review URL: https://codereview.chromium.org/756003003

Cr-Commit-Position: refs/heads/master@{#307169}

2 files changed, 7 insertions, 0 deletions

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 2ffc21f..6292cfc 100644
--- a/content/shell/renderer/test_runner/web_ax_object_proxy.cc
+++ b/content/shell/renderer/test_runner/web_ax_object_proxy.cc
@@ -503,6 +503,7 @@ WebAXObjectProxy::GetObjectTemplateBuilder(v8::Isolate* isolate) {
       .SetProperty("rowCount", &WebAXObjectProxy::RowCount)
       .SetProperty("columnCount", &WebAXObjectProxy::ColumnCount)
       .SetProperty("isClickable", &WebAXObjectProxy::IsClickable)
+      .SetProperty("isButtonStateMixed", &WebAXObjectProxy::IsButtonStateMixed)
       .SetMethod("allAttributes", &WebAXObjectProxy::AllAttributes)
       .SetMethod("attributesOfChildren",
                  &WebAXObjectProxy::AttributesOfChildren)
@@ -797,6 +798,11 @@ bool WebAXObjectProxy::IsClickable() {
   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_);
diff --git a/content/shell/renderer/test_runner/web_ax_object_proxy.h b/content/shell/renderer/test_runner/web_ax_object_proxy.h
index 783f238..18a7963 100644
--- a/content/shell/renderer/test_runner/web_ax_object_proxy.h
+++ b/content/shell/renderer/test_runner/web_ax_object_proxy.h
@@ -95,6 +95,7 @@ class WebAXObjectProxy : public gin::Wrappable<WebAXObjectProxy> {
   int32_t RowCount();
   int32_t ColumnCount();
   bool IsClickable();
+  bool IsButtonStateMixed();
 
   // Bound methods.
   std::string AllAttributes();