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

components/omnibox/browser/autocomplete_input.cc

 // 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.
 
 #include "components/omnibox/browser/autocomplete_input.h"
 
 #include "base/macros.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 117 matching lines @@
     base::string16 trimmed_text;
     if ((base::TrimWhitespace(text_, base::TRIM_LEADING, &trimmed_text) &
          base::TRIM_LEADING) != 0) {
       AdjustCursorPositionIfNecessary(text_.length() - trimmed_text.length(),
                                       &cursor_position_);
       text_ = trimmed_text;
     }
   }
 }
 
+AutocompleteInput::AutocompleteInput(const AutocompleteInput& other) = default;
+
 AutocompleteInput::~AutocompleteInput() {
 }
 
 // static
 size_t AutocompleteInput::RemoveForcedQueryStringIfNecessary(
     metrics::OmniboxInputType::Type type,
     base::string16* text) {
   if ((type != metrics::OmniboxInputType::FORCED_QUERY) || text->empty() ||
       (*text)[0] != L'?')
     return 0;
@@ skipping 418 matching lines @@
   parts_ = url::Parsed();
   scheme_.clear();
   canonicalized_url_ = GURL();
   prevent_inline_autocomplete_ = false;
   prefer_keyword_ = false;
   allow_exact_keyword_match_ = false;
   want_asynchronous_matches_ = true;
   from_omnibox_focus_ = false;
   terms_prefixed_by_http_or_https_.clear();
 }