Scroll bookmark bar folders faster....

chrome/browser/cocoa/bookmark_bar_folder_controller.mm

 // Copyright (c) 2010 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.
 
 #import "chrome/browser/cocoa/bookmark_bar_folder_controller.h"
 #include "base/mac_util.h"
 #include "base/nsimage_cache_mac.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/bookmarks/bookmark_utils.h"
 #import "chrome/browser/browser_theme_provider.h"
 #import "chrome/browser/cocoa/bookmark_bar_constants.h"  // namespace bookmarks
 #import "chrome/browser/cocoa/bookmark_bar_controller.h" // namespace bookmarks
 #import "chrome/browser/cocoa/bookmark_bar_folder_view.h"
 #import "chrome/browser/cocoa/bookmark_bar_folder_button_cell.h"
 #import "chrome/browser/cocoa/bookmark_bar_folder_hover_state.h"
 #import "chrome/browser/cocoa/bookmark_folder_target.h"
 #import "chrome/browser/cocoa/browser_window_controller.h"
 #import "chrome/browser/cocoa/event_utils.h"
 
 namespace {
 
 // Frequency of the scrolling timer in seconds.
-const NSTimeInterval kBookmarkBarFolderScrollInterval = 0.2;
+const NSTimeInterval kBookmarkBarFolderScrollInterval = 0.1;
 
 // Amount to scroll by per timer fire.  We scroll rather slowly; to
-// accomodate we do 2 at a time.
+// accomodate we do several at a time.
 const CGFloat kBookmarkBarFolderScrollAmount =
-    2 * (bookmarks::kBookmarkButtonHeight +
+    3 * (bookmarks::kBookmarkButtonHeight +
          bookmarks::kBookmarkVerticalPadding);
 
 // Amount to scroll for each scroll wheel delta.
 const CGFloat kBookmarkBarFolderScrollWheelAmount =
     1 * (bookmarks::kBookmarkButtonHeight +
          bookmarks::kBookmarkVerticalPadding);
 
 // When constraining a scrolling bookmark bar folder window to the
 // screen, shrink the "constrain" by this much vertically.  Currently
 // this is 0.0 to avoid a problem with tracking areas leaving the
@@ skipping 1335 matching lines @@
   return [folderController_ controllerForNode:node];
 }
 
 #pragma mark TestingAPI Only
 
 - (void)setIgnoreAnimations:(BOOL)ignore {
   ignoreAnimations_ = ignore;
 }
 
 @end  // BookmarkBarFolderController