Use single "modifiers" field rather than boolean fields.

chrome/browser/ui/views/frame/browser_view.cc

 // Copyright (c) 2012 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/ui/views/frame/browser_view.h"
 
 #include <algorithm>
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 2134 matching lines @@
   }
 
   // We don't need the Windows accelerator table anymore.
   free(accelerators);
 #else
   views::FocusManager* focus_manager = GetFocusManager();
   DCHECK(focus_manager);
   // Let's fill our own accelerator table.
   for (size_t i = 0; i < browser::kAcceleratorMapLength; ++i) {
     ui::Accelerator accelerator(browser::kAcceleratorMap[i].keycode,
-                                browser::kAcceleratorMap[i].shift_pressed,
-                                browser::kAcceleratorMap[i].ctrl_pressed,
-                                browser::kAcceleratorMap[i].alt_pressed);
+                                browser::kAcceleratorMap[i].modifiers);
     accelerator_table_[accelerator] = browser::kAcceleratorMap[i].command_id;
 
     // Also register with the focus manager.
     focus_manager->RegisterAccelerator(
         accelerator, ui::AcceleratorManager::kNormalPriority, this);
   }
 #endif
 }
 
 int BrowserView::GetCommandIDForAppCommandID(int app_command_id) const {
@@ skipping 231 matching lines @@
     return;
 
   PasswordGenerationBubbleView* bubble =
       new PasswordGenerationBubbleView(bounds,
                                        this,
                                        web_contents->GetRenderViewHost());
   views::BubbleDelegateView::CreateBubble(bubble);
   bubble->SetAlignment(views::BubbleBorder::ALIGN_EDGE_TO_ANCHOR_EDGE);
   bubble->Show();
 }