De-templatize ui::AXPosition

content/browser/accessibility/browser_accessibility.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/accessibility/browser_accessibility.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <iterator>
@@ skipping 1003 matching lines @@
 
   return name;
 }
 
 std::vector<int> BrowserAccessibility::GetLineStartOffsets() const {
   if (!instance_active())
     return std::vector<int>();
   return node()->GetOrComputeLineStartOffsets();
 }
 
-BrowserAccessibility::AXPlatformPositionInstance
-BrowserAccessibility::CreatePositionAt(int offset,
-                                       ui::AXTextAffinity affinity) const {
+AXPlatformPosition::ConcreteInstance BrowserAccessibility::CreatePositionAt(
+    int offset,
+    ui::AXTextAffinity affinity) const {
   DCHECK(manager_);
-  return AXPlatformPosition::CreateTextPosition(manager_->ax_tree_id(), GetId(),
-                                                offset, affinity);
+  return AXPlatformPosition::CreateConcreteTextPosition(
+      manager_->ax_tree_id(), GetId(), offset, affinity);
 }
 
 base::string16 BrowserAccessibility::GetInnerText() const {
   if (IsTextOnlyObject())
     return GetString16Attribute(ui::AX_ATTR_NAME);
 
   base::string16 text;
   for (size_t i = 0; i < InternalChildCount(); ++i)
     text += InternalGetChild(i)->GetInnerText();
   return text;
@@ skipping 120 matching lines @@
 
   if (data.action == ui::AX_ACTION_FOCUS) {
     manager_->SetFocus(*this);
     return true;
   }
 
   return false;
 }
 
 }  // namespace content