components: Add out-of-line copy ctors for complex classes.

components/bookmarks/browser/bookmark_node_data.h

 // Copyright 2014 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 COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_NODE_DATA_H_
 #define COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_NODE_DATA_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 41 matching lines @@
 // Typical usage to read is:
 //   BookmarkNodeData data;
 //   if (data.Read(os_exchange_data))
 //     // data is valid, contents are in elements.
 
 struct BookmarkNodeData {
   // Element represents a single node.
   struct Element {
     Element();
     explicit Element(const BookmarkNode* node);
+    Element(const Element& other);
     ~Element();
 
     // If true, this element represents a URL.
     bool is_url;
 
     // The URL, only valid if is_url is true.
     GURL url;
 
     // Title of the entry, used for both urls and folders.
     base::string16 title;
@@ skipping 20 matching lines @@
     bool ReadFromPickle(base::PickleIterator* iterator);
 
     // ID of the node.
     int64_t id_;
   };
 
   // The MIME type for the clipboard format for BookmarkNodeData.
   static const char kClipboardFormatString[];
 
   BookmarkNodeData();
+  BookmarkNodeData(const BookmarkNodeData& other);
 
   // Created a BookmarkNodeData populated from the arguments.
   explicit BookmarkNodeData(const BookmarkNode* node);
   explicit BookmarkNodeData(const std::vector<const BookmarkNode*>& nodes);
 
   ~BookmarkNodeData();
 
 #if defined(TOOLKIT_VIEWS)
   static const ui::Clipboard::FormatType& GetBookmarkFormatType();
 #endif
@@ skipping 70 matching lines @@
   std::vector<Element> elements;
 
  private:
   // Path of the profile we originated from.
   base::FilePath profile_path_;
 };
 
 }  // namespace bookmarks
 
 #endif  // COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_NODE_DATA_H_