Expose autoComplete and className in automation

Bug: 
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Change-Id: I96565fa693ae9598636927c953abfd68c57359d4
Reviewed-on: https://chromium-review.googlesource.com/801777Reviewed-by: Michael Giuffrida <michaelpg@chromium.org>
Reviewed-by: Dominic Mazzoni <dmazzoni@chromium.org>
Reviewed-by: Yuki Awano <yawano@chromium.org>
Commit-Queue: David Tseng <dtseng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#521484}

chrome/browser/chromeos/arc/accessibility/ax_tree_source_arc.cc

@@ -191,8 +191,11 @@ void PopulateAXRole(arc::mojom::AccessibilityNodeInfoData* node,
   }
 
   std::string class_name;
-  GetStringProperty(node, arc::mojom::AccessibilityStringProperty::CLASS_NAME,
-                    &class_name);
+  if (GetStringProperty(node,
+                        arc::mojom::AccessibilityStringProperty::CLASS_NAME,
+                        &class_name)) {
+    out_data->AddStringAttribute(ui::AX_ATTR_CLASS_NAME, class_name);
+  }
 
 #define MAP_ROLE(android_class_name, chrome_role) \
   if (class_name == android_class_name) {         \

chrome/common/extensions/api/automation.idl

@@ -643,6 +643,12 @@
     // Miscellaneous attributes.
     //
 
+    // Aria auto complete.
+    DOMString? autoComplete;
+
+    // The name of the programmatic backing object.
+    DOMString? className;
+
     // A map containing all HTML attributes and their values
     // <jsexterns>@type {Object<string>}</jsexterns>
     object? htmlAttributes;

chrome/renderer/resources/extensions/automation/automation_node.js

@@ -819,6 +819,8 @@ AutomationNodeImpl.prototype = {
 var stringAttributes = [
     'accessKey',
     'ariaInvalidValue',
+    'autoComplete',
+    'className',
     'containerLiveRelevant',
     'containerLiveStatus',
     'description',

third_party/closure_compiler/externs/automation.js

@@ -431,8 +431,7 @@ chrome.automation.AutomationNode.prototype.location;
 chrome.automation.AutomationNode.prototype.boundsForRange = function(startIndex, endIndex) {};
 
 /**
- * The location (as a bounding box) of this node in global screen coordinates.
- * This is the same as location but not clipped by ancestors.
+ * The location (as a bounding box) of this node in global screen coordinates without applying any clipping from ancestors.
  * @type {(!chrome.automation.Rect|undefined)}
  * @see https://developer.chrome.com/extensions/automation#type-unclippedLocation
  */
@@ -894,6 +893,20 @@ chrome.automation.AutomationNode.prototype.containerLiveAtomic;
  */
 chrome.automation.AutomationNode.prototype.containerLiveBusy;
 
+/**
+ * Aria auto complete.
+ * @type {(string|undefined)}
+ * @see https://developer.chrome.com/extensions/automation#type-autoComplete
+ */
+chrome.automation.AutomationNode.prototype.autoComplete;
+
+/**
+ * The name of the programmatic backing object.
+ * @type {(string|undefined)}
+ * @see https://developer.chrome.com/extensions/automation#type-className
+ */
+chrome.automation.AutomationNode.prototype.className;
+
 /**
  * A map containing all HTML attributes and their values
  * @type {Object<string>}

ui/accessibility/ax_enums.idl

@@ -340,6 +340,7 @@
     aria_invalid_value,
     auto_complete,
     chrome_channel,  // Automation only.
+    class_name, // views and Android
     container_live_relevant,
     container_live_status,
     description,

ui/accessibility/ax_node_data.cc

@@ -831,6 +831,9 @@ std::string AXNodeData::ToString() const {
       case AX_ATTR_CHROME_CHANNEL:
         result += " chrome_channel=" + value;
         break;
+      case AX_ATTR_CLASS_NAME:
+        result += " class_name=" + value;
+        break;
       case AX_ATTR_DESCRIPTION:
         result += " description=" + value;
         break;

ui/views/accessibility/ax_view_obj_wrapper.cc

@@ -62,6 +62,9 @@ void AXViewObjWrapper::Serialize(ui::AXNodeData* out_node_data) {
                                       base::UTF16ToUTF8(description));
   }
 
+  out_node_data->AddStringAttribute(ui::AX_ATTR_CLASS_NAME,
+                                    view_->GetClassName());
+
   out_node_data->location = gfx::RectF(view_->GetBoundsInScreen());
 }