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

ui/base/ime/chromeos/component_extension_ime_manager.cc

 // Copyright 2013 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 "ui/base/ime/chromeos/component_extension_ime_manager.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/command_line.h"
@@ skipping 75 matching lines @@
 bool InputMethodCompare(const input_method::InputMethodDescriptor& im1,
                         const input_method::InputMethodDescriptor& im2) {
   return GetInputMethodCategory(im1.id()) < GetInputMethodCategory(im2.id());
 }
 
 } // namespace
 
 ComponentExtensionEngine::ComponentExtensionEngine() {
 }
 
+ComponentExtensionEngine::ComponentExtensionEngine(
+    const ComponentExtensionEngine& other) = default;
+
 ComponentExtensionEngine::~ComponentExtensionEngine() {
 }
 
 ComponentExtensionIME::ComponentExtensionIME() {
 }
 
+ComponentExtensionIME::ComponentExtensionIME(
+    const ComponentExtensionIME& other) = default;
+
 ComponentExtensionIME::~ComponentExtensionIME() {
 }
 
 ComponentExtensionIMEManagerDelegate::ComponentExtensionIMEManagerDelegate() {
 }
 
 ComponentExtensionIMEManagerDelegate::~ComponentExtensionIMEManagerDelegate() {
 }
 
 ComponentExtensionIMEManager::ComponentExtensionIMEManager() {
@@ skipping 128 matching lines @@
 bool ComponentExtensionIMEManager::IsInLoginLayoutWhitelist(
     const std::vector<std::string>& layouts) {
   for (size_t i = 0; i < layouts.size(); ++i) {
     if (login_layout_set_.find(layouts[i]) != login_layout_set_.end())
       return true;
   }
   return false;
 }
 
 }  // namespace chromeos