WIP: Modified AXPosition to work with objects with both embedded object characters and text.

third_party/WebKit/Source/modules/accessibility/AXLayoutObject.h

Index: third_party/WebKit/Source/modules/accessibility/AXLayoutObject.h
diff --git a/third_party/WebKit/Source/modules/accessibility/AXLayoutObject.h b/third_party/WebKit/Source/modules/accessibility/AXLayoutObject.h
index 1898ac0c30261b4c466bfac0f7563c47f066527a..42da93a4fe7d2ff3c5882d82493496ab188e004e 100644
--- a/third_party/WebKit/Source/modules/accessibility/AXLayoutObject.h
+++ b/third_party/WebKit/Source/modules/accessibility/AXLayoutObject.h
@@ -144,12 +144,6 @@ class MODULES_EXPORT AXLayoutObject : public AXNodeObject {
                          AXRelatedObjectVector*,
                          NameSources*) const override;
 
-  // Methods that retrieve or manipulate the current selection.
-
-  AXRange Selection() const override;
-  AXRange SelectionUnderObject() const override;
-  void SetSelection(const AXRange&) override;
-
   // Hit testing.
   AXObjectImpl* AccessibilityHitTest(const IntPoint&) const override;
   AXObjectImpl* ElementAccessibilityHitTest(const IntPoint&) const override;
@@ -213,7 +207,6 @@ class MODULES_EXPORT AXLayoutObject : public AXNodeObject {
 
   bool ElementAttributeValue(const QualifiedName&) const;
   LayoutRect ComputeElementRect() const;
-  AXRange TextControlSelection() const;
   int IndexForVisiblePosition(const VisiblePosition&) const;
   AXLayoutObject* GetUnignoredObjectFromNode(Node&) const;
 };