Clean up the Mac shortcut tables, and make them clang-format proof.

chrome/browser/global_keyboard_shortcuts_views_mac.mm

 // Copyright 2016 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 "base/macros.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/global_keyboard_shortcuts_mac.h"
 
 // Lists shortcuts that are impossible to migrate to accelerator_table.cc
 // (crbug.com/25946).
 
 const std::vector<KeyboardShortcutData>& GetWindowKeyboardShortcutTable() {
+  // clang-format off
   CR_DEFINE_STATIC_LOCAL(std::vector<KeyboardShortcutData>, result, ({
-      // cmd   shift  cntrl  option
-      // ---   -----  -----  ------
-      // '{' / '}' characters should be matched earlier than virtual key code
-      // (therefore we can match alt-8 as '{' on german keyboards).
-      {true, false, false, false, 0, '}', IDC_SELECT_NEXT_TAB},
-      {true, false, false, false, 0, '{', IDC_SELECT_PREVIOUS_TAB},
+    //cmd  shift  cntrl  option vkeycode char command
+    //---  -----  -----  ------ -------- ---- -------
+    // '{' / '}' characters should be matched earlier than virtual key codes
+    // (so we can match alt-8 as '{' on German keyboards).
+    {true, false, false, false, 0,       '}', IDC_SELECT_NEXT_TAB},
+    {true, false, false, false, 0,       '{', IDC_SELECT_PREVIOUS_TAB},
   }));
+  // clang-format on
   return result;
 }
 
 const std::vector<KeyboardShortcutData>&
 GetDelayedWindowKeyboardShortcutTable() {
   CR_DEFINE_STATIC_LOCAL(std::vector<KeyboardShortcutData>, result, ({}));
   return result;
 }
 
 const std::vector<KeyboardShortcutData>& GetBrowserKeyboardShortcutTable() {
   CR_DEFINE_STATIC_LOCAL(std::vector<KeyboardShortcutData>, result, ({}));
   return result;
 }