Restore backspace and shift-backspace as accelerators on ChromeOS....

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 83 matching lines @@
   { base::VKEY_F, false, true, false, IDC_FIND },
   { base::VKEY_G, false, true, false, IDC_FIND_NEXT },
   { base::VKEY_F3, false, false, false, IDC_FIND_NEXT },
   { base::VKEY_G, true, true, false, IDC_FIND_PREVIOUS },
   { base::VKEY_F3, true, false, false, IDC_FIND_PREVIOUS },
 
   // Navigation / toolbar buttons.
   { base::VKEY_HOME, false, false, true, IDC_HOME },
   { base::VKEY_ESCAPE, false, false, false, IDC_STOP },
   { base::VKEY_LEFT, false, false, true, IDC_BACK },
-#if !defined(OS_CHROMEOS)
   { base::VKEY_BACK, false, false, false, IDC_BACK },
-#endif
   { base::VKEY_RIGHT, false, false, true, IDC_FORWARD },
-#if !defined(OS_CHROMEOS)
   { base::VKEY_BACK, true, false, false, IDC_FORWARD },
-#endif
   { base::VKEY_R, false, true, false, IDC_RELOAD },
   { base::VKEY_F5, false, false, false, IDC_RELOAD },
   { base::VKEY_F5, false,  true, false, IDC_RELOAD },
   { base::VKEY_F5, true, false, false, IDC_RELOAD },
 #if defined(OS_CHROMEOS)
   { base::VKEY_F1, false, false, false, IDC_BACK },
   { base::VKEY_F2, false, false, false, IDC_FORWARD },
 #endif
 
   // AutoFill.
@@ skipping 25 matching lines @@
   { 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