Add support for Android spellcheck menu in Chrome/WebViews

third_party/WebKit/Source/core/editing/Position.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 132 matching lines @@
 template <typename Strategy>
 PositionTemplate<Strategy>::PositionTemplate(const PositionTemplate& other)
     : anchor_node_(other.anchor_node_),
       offset_(other.offset_),
       anchor_type_(other.anchor_type_) {}
 
 // --
 
 template <typename Strategy>
 Node* PositionTemplate<Strategy>::ComputeContainerNode() const {
+  TRACE_EVENT0("blink", "Position::ComputeContainerNode");
   if (!anchor_node_)
     return 0;
 
   switch (AnchorType()) {
     case PositionAnchorType::kBeforeChildren:
     case PositionAnchorType::kAfterChildren:
     case PositionAnchorType::kOffsetInAnchor:
       return anchor_node_.Get();
     case PositionAnchorType::kBeforeAnchor:
     case PositionAnchorType::kAfterAnchor:
@@ skipping 11 matching lines @@
   int new_offset = 0;
   for (Node* node = Strategy::FirstChild(*anchor_node);
        node && new_offset < offset; node = Strategy::NextSibling(*node))
     new_offset++;
 
   return new_offset;
 }
 
 template <typename Strategy>
 int PositionTemplate<Strategy>::ComputeOffsetInContainerNode() const {
+  TRACE_EVENT0("blink", "Position::ComputeOffsetInContainerNode");
   if (!anchor_node_)
     return 0;
 
   switch (AnchorType()) {
     case PositionAnchorType::kBeforeChildren:
       return 0;
     case PositionAnchorType::kAfterChildren:
       return LastOffsetInNode(anchor_node_.Get());
     case PositionAnchorType::kOffsetInAnchor:
       return MinOffsetForNode<Strategy>(anchor_node_.Get(), offset_);
@@ skipping 520 matching lines @@
 }
 
 void showTree(const blink::Position* pos) {
   if (pos)
     pos->ShowTreeForThis();
   else
     LOG(INFO) << "Cannot showTree for <null>";
 }
 
 #endif