Don't reload the keyboard on clean exit.

chrome/browser/ui/virtual_keyboard/virtual_keyboard_manager.cc

 // Copyright (c) 2011 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/virtual_keyboard/virtual_keyboard_manager.h"
 
 #include "base/json/json_writer.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_event_router.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
@@ skipping 330 matching lines @@
 bool KeyboardWidget::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(KeyboardWidget, message)
     IPC_MESSAGE_HANDLER(ExtensionHostMsg_Request, OnRequest)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void KeyboardWidget::RenderViewGone(base::TerminationStatus status) {
-  // Reload the keyboard if it crashes.
-  dom_view_->LoadURL(keyboard_url_);
-  dom_view_->SchedulePaint();
+  if (status != base::TERMINATION_STATUS_NORMAL_TERMINATION) {
+    // Reload the keyboard if it crashes.
+    dom_view_->LoadURL(keyboard_url_);
+    dom_view_->SchedulePaint();
+  }
 }
 
 void KeyboardWidget::OnRequest(const ExtensionHostMsg_Request_Params& request) {
   extension_dispatcher_.Dispatch(request,
       dom_view_->dom_contents()->tab_contents()->render_view_host());
 }
 
 void KeyboardWidget::TextInputTypeChanged(ui::TextInputType type,
                                           views::Widget *widget) {
   // Send onTextInputTypeChanged event to keyboard extension.
@@ skipping 200 matching lines @@
 
 void VirtualKeyboardManager::OnDesktopBoundsChanged(
     const gfx::Rect& prev_bounds) {
   keyboard_->ResetBounds();
 }
 
 // static
 VirtualKeyboardManager* VirtualKeyboardManager::GetInstance() {
   return Singleton<VirtualKeyboardManager>::get();
 }