Making bookmark folder context menu display the number of bookmarks that will be opened by Open All

chrome/browser/ui/bookmarks/bookmark_utils_desktop.h

 // Copyright 2015 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.
 
 #ifndef CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_UTILS_DESKTOP_H_
 #define CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_UTILS_DESKTOP_H_
 
 #include <vector>
 
 #include "ui/base/window_open_disposition.h"
@@ skipping 10 matching lines @@
 class PageNavigator;
 }
 
 namespace chrome {
 
 // Number of bookmarks we'll open before prompting the user to see if they
 // really want to open all.
 //
 // NOTE: treat this as a const. It is not const so unit tests can change the
 // value.
-extern int num_bookmark_urls_before_prompting;
+extern size_t kNumBookmarkUrlsBeforePrompting;
 
 // Opens all the bookmarks in |nodes| that are of type url and all the child
 // bookmarks that are of type url for folders in |nodes|. |initial_disposition|
 // dictates how the first URL is opened, all subsequent URLs are opened as
 // background tabs. |navigator| is used to open the URLs.
 void OpenAll(gfx::NativeWindow parent,
              content::PageNavigator* navigator,
              const std::vector<const bookmarks::BookmarkNode*>& nodes,
              WindowOpenDisposition initial_disposition,
              content::BrowserContext* browser_context);
 
 // Convenience for OpenAll() with a single BookmarkNode.
 void OpenAll(gfx::NativeWindow parent,
              content::PageNavigator* navigator,
              const bookmarks::BookmarkNode* node,
              WindowOpenDisposition initial_disposition,
              content::BrowserContext* browser_context);
 
+// Returns the count of bookmarks that would be opened by OpenAll. If
+// |incognito_context| is set, the function will use it to check if the URLs can
+// be opened in incognito mode, which may affect the count.
+int OpenCount(gfx::NativeWindow parent,
+              const std::vector<const bookmarks::BookmarkNode*>& nodes,
+              content::BrowserContext* incognito_context = nullptr);
+
+// Convenience for OpenCount() with a single BookmarkNode.
+int OpenCount(gfx::NativeWindow parent,
+              const bookmarks::BookmarkNode* node,
+              content::BrowserContext* incognito_context = nullptr);
+
 // Asks the user before deleting a non-empty bookmark folder.
 bool ConfirmDeleteBookmarkNode(const bookmarks::BookmarkNode* node,
                                gfx::NativeWindow window);
 
 // Shows the bookmark all tabs dialog.
 void ShowBookmarkAllTabsDialog(Browser* browser);
 
 // Returns true if OpenAll() can open at least one bookmark of type url
 // in |selection|.
 bool HasBookmarkURLs(
     const std::vector<const bookmarks::BookmarkNode*>& selection);
 
 // Returns true if OpenAll() can open at least one bookmark of type url
 // in |selection| with incognito mode.
 bool HasBookmarkURLsAllowedInIncognitoMode(
     const std::vector<const bookmarks::BookmarkNode*>& selection,
     content::BrowserContext* browser_context);
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_UTILS_DESKTOP_H_