Extract GetNodeByID() method from BookmarkModel.

chrome/browser/extensions/api/bookmarks/bookmarks_api.cc

Index: chrome/browser/extensions/api/bookmarks/bookmarks_api.cc
diff --git a/chrome/browser/extensions/api/bookmarks/bookmarks_api.cc b/chrome/browser/extensions/api/bookmarks/bookmarks_api.cc
index 9fd285771df0274c0004ba56388ba9e448dbbdc5..3044b3aa85ba862210e2cb5b1ea97042705c249f 100644
--- a/chrome/browser/extensions/api/bookmarks/bookmarks_api.cc
+++ b/chrome/browser/extensions/api/bookmarks/bookmarks_api.cc
@@ -132,8 +132,8 @@ const BookmarkNode* BookmarksFunction::GetBookmarkNodeFromId(
   if (!GetBookmarkIdAsInt64(id_string, &id))
     return NULL;
 
-  BookmarkModel* model = BookmarkModelFactory::GetForProfile(GetProfile());
-  const BookmarkNode* node = model->GetNodeByID(id);
+  const BookmarkNode* node = bookmark_utils::GetNodeByID(
+      BookmarkModelFactory::GetForProfile(GetProfile()), id);
   if (!node)
     error_ = keys::kNoNodeError;
 
@@ -528,7 +528,7 @@ bool BookmarksCreateFunction::RunImpl() {
     if (!GetBookmarkIdAsInt64(*params->bookmark.parent_id, &parentId))
       return false;
   }
-  const BookmarkNode* parent = model->GetNodeByID(parentId);
+  const BookmarkNode* parent = bookmark_utils::GetNodeByID(model, parentId);
   if (!parent) {
     error_ = keys::kNoParentError;
     return false;
@@ -616,7 +616,7 @@ bool BookmarksMoveFunction::RunImpl() {
     if (!GetBookmarkIdAsInt64(*params->destination.parent_id, &parentId))
       return false;
 
-    parent = model->GetNodeByID(parentId);
+    parent = bookmark_utils::GetNodeByID(model, parentId);
   }
   if (!parent) {
     error_ = keys::kNoParentError;
@@ -744,7 +744,8 @@ class CreateBookmarkBucketMapper : public BookmarkBucketMapper<std::string> {
 
     int64 parent_id_int64;
     base::StringToInt64(parent_id, &parent_id_int64);
-    const BookmarkNode* parent = model->GetNodeByID(parent_id_int64);
+    const BookmarkNode* parent =
+        bookmark_utils::GetNodeByID(model, parent_id_int64);
     if (!parent)
       return;
 
@@ -782,7 +783,7 @@ class RemoveBookmarksBucketMapper : public BookmarkBucketMapper<std::string> {
     for (IdList::iterator it = ids.begin(); it != ids.end(); ++it) {
       BookmarkModel* model = BookmarkModelFactory::GetForProfile(
           Profile::FromBrowserContext(browser_context_));
-      const BookmarkNode* node = model->GetNodeByID(*it);
+      const BookmarkNode* node = bookmark_utils::GetNodeByID(model, *it);
       if (!node || node->is_root())
         return;