Deinline even more destructors.

chrome/browser/worker_host/worker_process_host.cc

Index: chrome/browser/worker_host/worker_process_host.cc
diff --git a/chrome/browser/worker_host/worker_process_host.cc b/chrome/browser/worker_host/worker_process_host.cc
index f26059d4fd9dd7b973de4df08299bcd9754acd42..a953d02af4ebad42d362fbb09c5036b7ebc4a942 100644
--- a/chrome/browser/worker_host/worker_process_host.cc
+++ b/chrome/browser/worker_host/worker_process_host.cc
@@ -439,6 +439,10 @@ void WorkerProcessHost::SenderShutdown(IPC::Message::Sender* sender) {
   }
 }
 
+bool WorkerProcessHost::CanShutdown() {
+  return instances_.empty();
+}
+
 void WorkerProcessHost::UpdateTitle() {
   std::set<std::string> titles;
   for (Instances::iterator i = instances_.begin(); i != instances_.end(); ++i) {