Forward BrowserAccessibility::accHitTest to AXPlatformNode.

ui/accessibility/platform/test_ax_node_wrapper.cc

Index: ui/accessibility/platform/test_ax_node_wrapper.cc
diff --git a/ui/accessibility/platform/test_ax_node_wrapper.cc b/ui/accessibility/platform/test_ax_node_wrapper.cc
index 22766403d3de3e1ece8557904a0fd7f89937c9cc..2657f8372b24b7bd1a617c2b54fd85d479bdb444 100644
--- a/ui/accessibility/platform/test_ax_node_wrapper.cc
+++ b/ui/accessibility/platform/test_ax_node_wrapper.cc
@@ -112,7 +112,11 @@ gfx::Rect TestAXNodeWrapper::GetScreenBoundsRect() const {
 }
 
 gfx::NativeViewAccessible TestAXNodeWrapper::HitTestSync(int x, int y) {
-  return nullptr;
+  gfx::RectF bounds = GetData().location;
+  if (!bounds.Contains(x, y))

[dmazzoni, 2017/06/23 18:51:12]

Let's have this iterate over children too, to do a
really simple nested-rectangle hit test, that will
allow for fully unit-testing the Windows API

[dougt, 2017/06/25 21:16:32]

SG.  This impl isn't perfect and will not be able to test for all things.  I
suspect we can just follow up if we need to test things that are more
complicated.

+    return nullptr;
+
+  return ax_platform_node()->GetNativeViewAccessible();
 }
 
 gfx::NativeViewAccessible TestAXNodeWrapper::GetFocus() {