Make Windows accessibility event firing aware of guest / child frames.

content/browser/accessibility/browser_accessibility_manager.h

 // 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.
 
 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_
 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_
 
 #include <vector>
 
 #include "base/containers/hash_tables.h"
@@ skipping 57 matching lines @@
   virtual gfx::Point AccessibilityOriginInScreen(
       const gfx::Rect& bounds) const = 0;
   virtual void AccessibilityHitTest(
       const gfx::Point& point) = 0;
   virtual void AccessibilitySetAccessibilityFocus(int acc_obj_id) = 0;
   virtual void AccessibilityFatalError() = 0;
   virtual gfx::AcceleratedWidget AccessibilityGetAcceleratedWidget() = 0;
   virtual gfx::NativeViewAccessible AccessibilityGetNativeViewAccessible() = 0;
   virtual BrowserAccessibilityManager* AccessibilityGetChildFrame(
       int accessibility_node_id) = 0;
+  virtual void AccessibilityGetAllChildFrames(
+      std::vector<BrowserAccessibilityManager*>* child_frames) = 0;
   virtual BrowserAccessibility* AccessibilityGetParentFrame() = 0;
 };
 
 class CONTENT_EXPORT BrowserAccessibilityFactory {
  public:
   virtual ~BrowserAccessibilityFactory() {}
 
   // Create an instance of BrowserAccessibility and return a new
   // reference to it.
   virtual BrowserAccessibility* Create();
@@ skipping 149 matching lines @@
   void OnNodeChanged(ui::AXNode* node) override;
   void OnNodeCreationFinished(ui::AXNode* node) override;
   void OnNodeChangeFinished(ui::AXNode* node) override;
   void OnRootChanged(ui::AXNode* new_root) override {}
 
   BrowserAccessibilityDelegate* delegate() const { return delegate_; }
   void set_delegate(BrowserAccessibilityDelegate* delegate) {
     delegate_ = delegate;
   }
 
+  // If this BrowserAccessibilityManager is a child frame or guest frame,
+  // return the BrowserAccessibilityDelegate from the highest ancestor frame
+  // in the frame tree.
+  BrowserAccessibilityDelegate* GetDelegateFromRootManager();
+
   // Get a snapshot of the current tree as an AXTreeUpdate.
   ui::AXTreeUpdate SnapshotAXTreeForTesting();
 
  protected:
   BrowserAccessibilityManager(
       BrowserAccessibilityDelegate* delegate,
       BrowserAccessibilityFactory* factory);
 
   BrowserAccessibilityManager(
       const ui::AXTreeUpdate& initial_tree,
@@ skipping 46 matching lines @@
   OnScreenKeyboardState osk_state_;
 
   BrowserAccessibilityFindInPageInfo find_in_page_info_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_