Move ExtensionWindowController and related into extensions namespace

chrome/browser/extensions/extension_window_list.cc

-// Copyright (c) 2012 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 "chrome/browser/extensions/extension_window_list.h"
-
-#include <algorithm>
-
-#include "chrome/browser/extensions/extension_function.h"
-#include "chrome/browser/sessions/session_id.h"
-#include "chrome/browser/ui/base_window.h"
-
-///////////////////////////////////////////////////////////////////////////////
-// ExtensionWindowList
-
-// static
-ExtensionWindowList* ExtensionWindowList::GetInstance() {
-  return Singleton<ExtensionWindowList>::get();
-}
-
-ExtensionWindowList::ExtensionWindowList() {
-}
-
-ExtensionWindowList::~ExtensionWindowList() {
-}
-
-void ExtensionWindowList::AddExtensionWindow(
-    ExtensionWindowController* window) {
-  windows_.push_back(window);
-}
-
-void ExtensionWindowList::RemoveExtensionWindow(
-    ExtensionWindowController* window) {
-  WindowList::iterator iter = std::find(
-      windows_.begin(), windows_.end(), window);
-  if (iter != windows_.end())
-    windows_.erase(iter);
-}
-
-ExtensionWindowController* ExtensionWindowList::FindWindowForFunctionById(
-    const UIThreadExtensionFunction* function,
-    int id) const {
-  for (WindowList::const_iterator iter = windows().begin();
-       iter != windows().end(); ++iter) {
-    if (function->CanOperateOnWindow(*iter) && (*iter)->GetWindowId() == id)
-      return *iter;
-  }
-  return NULL;
-}
-
-ExtensionWindowController* ExtensionWindowList::CurrentWindowForFunction(
-    const UIThreadExtensionFunction* function) const {
-  ExtensionWindowController* result = NULL;
-  // Returns either the focused window (if any), or the last window in the list.
-  for (WindowList::const_iterator iter = windows().begin();
-       iter != windows().end(); ++iter) {
-    if (function->CanOperateOnWindow(*iter)) {
-      result = *iter;
-      if (result->window()->IsActive())
-        break;  // use focused window
-    }
-  }
-  return result;
-}