Implemented SetSelection for the Web content on Windows.

content/browser/accessibility/browser_accessibility_manager.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_manager.h"
 
 #include <stddef.h>
 
 #include "base/logging.h"
 #include "build/build_config.h"
@@ skipping 670 matching lines @@
   if (!delegate_)
     return;
 
   ui::AXActionData action_data;
   action_data.target_node_id = node.GetId();
   action_data.action = ui::AX_ACTION_SET_VALUE;
   action_data.value = value;
   delegate_->AccessibilityPerformAction(action_data);
 }
 
-void BrowserAccessibilityManager::SetTextSelection(
-    const BrowserAccessibility& node,
-    int start_offset,
-    int end_offset) {
-  if (!delegate_)
+void BrowserAccessibilityManager::SetSelection(AXPlatformRange range) {
+  if (!delegate_ || range.IsNull())
     return;
 
   ui::AXActionData action_data;
-  action_data.anchor_node_id = node.GetId();
-  action_data.anchor_offset = start_offset;
-  action_data.focus_node_id = node.GetId();
-  action_data.focus_offset = end_offset;
+  action_data.anchor_node_id = range.anchor()->anchor_id();
+  action_data.anchor_offset = range.anchor()->text_offset();
+  action_data.focus_node_id = range.focus()->anchor_id();
+  action_data.focus_offset = range.focus()->text_offset();
   action_data.action = ui::AX_ACTION_SET_SELECTION;
   delegate_->AccessibilityPerformAction(action_data);
 }
 
 void BrowserAccessibilityManager::SetAccessibilityFocus(
     const BrowserAccessibility& node) {
   if (!delegate_)
     return;
 
   ui::AXActionData action_data;
@@ skipping 532 matching lines @@
       hit_test_result = parent;
     parent = parent->GetParent();
   }
 
   last_hover_ax_tree_id_ = hit_test_result->manager()->ax_tree_id();
   last_hover_node_id_ = hit_test_result->GetId();
   last_hover_bounds_ = hit_test_result->GetScreenBoundsRect();
 }
 
 }  // namespace content