Add GetScreenBoundsRect to ui::AXPlatformNodeDelegate

ui/accessibility/platform/ax_platform_node_delegate.h

Index: ui/accessibility/platform/ax_platform_node_delegate.h
diff --git a/ui/accessibility/platform/ax_platform_node_delegate.h b/ui/accessibility/platform/ax_platform_node_delegate.h
index 3dfe1d7f965e3448762fb8e47d5213ae9a4f0b06..47d92e0040d3bdb95e475c141bfe0875f31e29d0 100644
--- a/ui/accessibility/platform/ax_platform_node_delegate.h
+++ b/ui/accessibility/platform/ax_platform_node_delegate.h
@@ -52,6 +52,9 @@ class AX_EXPORT AXPlatformNodeDelegate {
   // Get the offset to convert local coordinates to screen global coordinates.
   virtual gfx::Vector2d GetGlobalCoordinateOffset() = 0;

[dmazzoni, 2017/04/03 05:19:56]

Please get rid of GetGlobalCoordinateOffset now, we shouldn't need it anymore.

 
+  // Get the bounds of this node in screen coordinates.
+  virtual gfx::Rect GetScreenBoundsRect() const = 0;
+
   // Do a *synchronous* hit test of the given location in global screen
   // coordinates, and the node within this node's subtree (inclusive) that's
   // hit, if any.