Requests for tabs permission for VirtualKeyboard.

ui/views/controls/textfield/textfield.cc

Index: ui/views/controls/textfield/textfield.cc
diff --git a/ui/views/controls/textfield/textfield.cc b/ui/views/controls/textfield/textfield.cc
index 4ae5f1acbc167a1f0a5d38ddf55cdc471cec525a..e67c8c4ae05172a41e8d1fb7215a94b7c86d1336 100644
--- a/ui/views/controls/textfield/textfield.cc
+++ b/ui/views/controls/textfield/textfield.cc
@@ -1558,6 +1558,10 @@ bool Textfield::SetSelectionRange(const gfx::Range& range) {
   return true;
 }
 
+uint32 Textfield::GetSelectionOffset() const {
+  return 0;
+}
+
 bool Textfield::DeleteRange(const gfx::Range& range) {
   if (!ImeEditingAllowed() || range.is_empty())
     return false;