[Cleanup] rename WebContentsModalDialogManager::IsShowingDialog() to IsDialogActive()

components/web_modal/web_contents_modal_dialog_manager.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 "components/web_modal/web_contents_modal_dialog_manager.h"
 
 #include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_details.h"
@@ skipping 27 matching lines @@
 
   native_manager_->ManageDialog(dialog);
 
   if (child_dialogs_.size() == 1) {
     if (delegate_ && delegate_->IsWebContentsVisible(web_contents()))
       native_manager_->ShowDialog(dialog);
     BlockWebContentsInteraction(true);
   }
 }
 
-bool WebContentsModalDialogManager::IsShowingDialog() const {
+bool WebContentsModalDialogManager::IsDialogActive() const {
   return !child_dialogs_.empty();
 }
 
 void WebContentsModalDialogManager::FocusTopmostDialog() {
   DCHECK(!child_dialogs_.empty());
   native_manager_->FocusDialog(child_dialogs_.front().dialog);
 }
 
 void WebContentsModalDialogManager::SetCloseOnInterstitialWebUI(
     NativeWebContentsModalDialog dialog,
@@ skipping 123 matching lines @@
   // list.
   WebContentsModalDialogList dialogs(child_dialogs_);
   for (WebContentsModalDialogList::iterator it = dialogs.begin();
        it != dialogs.end(); ++it) {
     if (it->close_on_interstitial_webui)
       native_manager_->CloseDialog(it->dialog);
   }
 }
 
 }  // namespace web_modal