1 files changed, 45 insertions, 0 deletions
diff --git a/accessible/ipc/extension/android/DocAccessiblePlatformExtParent.cpp b/accessible/ipc/extension/android/DocAccessiblePlatformExtParent.cpp
new file mode 100644
index 0000000000..dbc16b7401
--- /dev/null
+++ b/accessible/ipc/extension/android/DocAccessiblePlatformExtParent.cpp
@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "DocAccessiblePlatformExtParent.h"
+
+#include "AccessibleWrap.h"
+#include "SessionAccessibility.h"
+
+#include "mozilla/a11y/DocAccessibleParent.h"
+
+namespace mozilla {
+namespace a11y {
+
+mozilla::ipc::IPCResult DocAccessiblePlatformExtParent::RecvSetPivotBoundaries(
+    PDocAccessibleParent* aFirstDoc, uint64_t aFirst,
+    PDocAccessibleParent* aLastDoc, uint64_t aLast) {
+  MOZ_ASSERT(aFirstDoc);
+  MOZ_ASSERT(aLastDoc);
+
+  RefPtr<SessionAccessibility> sessionAcc =
+      SessionAccessibility::GetInstanceFor(
+          static_cast<DocAccessibleParent*>(Manager()));
+  if (!sessionAcc) {
+    return IPC_OK();
+  }
+
+  RemoteAccessible* first =
+      static_cast<DocAccessibleParent*>(aFirstDoc)->GetAccessible(aFirst);
+  RemoteAccessible* last =
+      static_cast<DocAccessibleParent*>(aLastDoc)->GetAccessible(aLast);
+
+  // We may not have proxy accessibles available yet for those accessibles
+  // in the parent process.
+  if (first && last) {
+    sessionAcc->UpdateAccessibleFocusBoundaries(first, last);
+  }
+
+  return IPC_OK();
+}
+
+}  // namespace a11y
+}  // namespace mozilla