Make BrowserAccessibility implement AXPlatformNodeDelegete.

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>
 
@@ skipping 1212 matching lines @@
         bounds.Offset(-sx, -sy);
       }
     }
 
     node = container;
   }
 
   return gfx::ToEnclosingRect(bounds);
 }
 
+// AXPlatformNodeDelegate.
+const ui::AXNodeData& BrowserAccessibility::GetData() {
+  CR_DEFINE_STATIC_LOCAL(ui::AXNodeData, empty_data, ());
+  NOTREACHED();
+  return empty_data;
+}
+
+gfx::NativeWindow BrowserAccessibility::GetTopLevelWidget() {
+  NOTREACHED();
+  return nullptr;
+}
+
+gfx::NativeViewAccessible BrowserAccessibility::GetParent() {
+  NOTREACHED();
+  return nullptr;
+}
+
+int BrowserAccessibility::GetChildCount() {
+  NOTREACHED();
+  return -1;
+}
+
+gfx::NativeViewAccessible BrowserAccessibility::ChildAtIndex(int index) {
+  NOTREACHED();
+  return nullptr;
+}
+
+gfx::Vector2d BrowserAccessibility::GetGlobalCoordinateOffset() {
+  NOTREACHED();
+  return gfx::Vector2d();
+}
+
+gfx::NativeViewAccessible BrowserAccessibility::HitTestSync(int x, int y) {
+  NOTREACHED();
+  return nullptr;
+}
+
+gfx::NativeViewAccessible BrowserAccessibility::GetFocus() {
+  NOTREACHED();
+  return nullptr;
+}
+
+gfx::AcceleratedWidget
+BrowserAccessibility::GetTargetForNativeAccessibilityEvent() {
+  NOTREACHED();
+  return gfx::kNullAcceleratedWidget;
+}
+
+bool BrowserAccessibility::AccessibilityPerformAction(
+    const ui::AXActionData& data) {
+  NOTREACHED();
+  return false;
+}
+
+void BrowserAccessibility::DoDefaultAction() {
+  NOTREACHED();
+}
+
 }  // namespace content