Removes control-alt-b accelerator. Turns out control-alt accelerators

chrome/browser/views/accelerator_table_gtk.cc

 // 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.
 
 #include "chrome/browser/views/accelerator_table_gtk.h"
 
 #include "base/basictypes.h"
 #include "base/keyboard_codes.h"
 #include "chrome/app/chrome_dll_resource.h"
 
@@ skipping 115 matching lines @@
   { base::VKEY_F11, false, false, false, IDC_FULLSCREEN },
   { base::VKEY_U, false, true, false, IDC_VIEW_SOURCE },
   { base::VKEY_I, true, true, false, IDC_DEV_TOOLS },
   { base::VKEY_J, true, true, false, IDC_DEV_TOOLS_CONSOLE },
   { base::VKEY_P, false, true, false, IDC_PRINT},
   { base::VKEY_ESCAPE, true, false, false, IDC_TASK_MANAGER },
   { base::VKEY_F11, false, true, true, IDC_FULLSCREEN },
   { base::VKEY_DELETE, false, true, true, IDC_TASK_MANAGER },
   { base::VKEY_OEM_COMMA, false, true, false, IDC_SYSTEM_OPTIONS },
   { base::VKEY_B, true, true, false, IDC_SHOW_BOOKMARK_BAR },
-  { base::VKEY_B, false, true, true, IDC_SHOW_BOOKMARK_MANAGER },
 #if !defined(OS_CHROMEOS)
   { base::VKEY_F1, false, false, false, IDC_HELP_PAGE },
 #endif
   { base::VKEY_Q, true, true, false, IDC_EXIT },
   { base::VKEY_F, false, false, true, IDC_SHOW_APP_MENU},
   { base::VKEY_E, false, false, true, IDC_SHOW_PAGE_MENU},
 #if defined(OS_CHROMEOS)
   { base::VKEY_F, false, true, true, IDC_FULLSCREEN },
   { base::VKEY_LWIN, false, false, false, IDC_SEARCH },
 #endif
 };
 
 const size_t kAcceleratorMapLength = arraysize(kAcceleratorMap);
 
 }  // namespace browser