Make most browser accelerators not repeat.

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

Index: chrome/browser/ui/views/frame/browser_view.cc
diff --git a/chrome/browser/ui/views/frame/browser_view.cc b/chrome/browser/ui/views/frame/browser_view.cc
index 5339809471f2b05aeb33fb80c0354ed45c98710c..1cdeb05026fec0b4de41d8cfb80c8ef9d1862e94 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -2009,6 +2009,9 @@ bool BrowserView::AcceleratorPressed(const ui::Accelerator& accelerator) {
   DCHECK(iter != accelerator_table_.end());
   int command_id = iter->second;
 
+  if (accelerator.IsRepeat() && !repeatable_command_ids_.count(command_id))
+    return false;
+
   chrome::BrowserCommandController* controller = browser_->command_controller();
   if (!controller->block_command_execution())
     UpdateAcceleratorMetrics(accelerator, command_id);
@@ -2398,6 +2401,10 @@ void BrowserView::LoadAccelerators() {
     focus_manager->RegisterAccelerator(
         accelerator, ui::AcceleratorManager::kNormalPriority, this);
   }
+
+  const std::vector<int> command_ids(chrome::GetRepeatableCommandIds());
+  repeatable_command_ids_ =
+      std::set<int>(command_ids.begin(), command_ids.end());
 }
 
 int BrowserView::GetCommandIDForAppCommandID(int app_command_id) const {