Move context-sensitive app.window.* functions to app.window.current().*

chrome/browser/extensions/api/app_current_window/app_current_window_api.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/api/app_current_window/app_current_window_api.h"
+#include "chrome/browser/extensions/shell_window_registry.h"
+#include "chrome/browser/ui/extensions/shell_window.h"
+#include "chrome/common/extensions/extension_error_utils.h"
+
+namespace extensions {
+
+namespace app_window_constants {
+const char kNoAssociatedShellWindow[] =
+    "The context from which the function was called did not have an "
+    "associated shell window.";
+};
+
+bool AppCurrentWindowExtensionFunction::RunImpl() {
+  ShellWindowRegistry* registry = ShellWindowRegistry::Get(profile());
+  CHECK(registry);
+  content::RenderViewHost* rvh = render_view_host();
+  if (!rvh)
+    // No need to set an error, since we won't return to the caller anyway if
+    // there's no RVH.
+    return false;
+  ShellWindow* window = registry->GetShellWindowForRenderViewHost(rvh);
+  if (!window) {
+    error_ = app_window_constants::kNoAssociatedShellWindow;
+    return false;
+  }
+  return RunWithWindow(window);
+}
+
+bool AppCurrentWindowFocusFunction::RunWithWindow(ShellWindow* window) {
+  window->GetBaseWindow()->Activate();
+  return true;
+}
+
+bool AppCurrentWindowMaximizeFunction::RunWithWindow(ShellWindow* window) {
+  window->GetBaseWindow()->Maximize();
+  return true;
+}
+
+bool AppCurrentWindowMinimizeFunction::RunWithWindow(ShellWindow* window) {
+  window->GetBaseWindow()->Minimize();
+  return true;
+}
+
+bool AppCurrentWindowRestoreFunction::RunWithWindow(ShellWindow* window) {
+  window->GetBaseWindow()->Restore();
+  return true;
+}
+
+}  // namespace extensions