Add NaCl support to app_shell

extensions/shell/browser/shell_content_browser_client.h

 // Copyright 2014 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.
 
 #ifndef EXTENSIONS_SHELL_BROWSER_SHELL_CONTENT_BROWSER_CLIENT_H_
 #define EXTENSIONS_SHELL_BROWSER_SHELL_CONTENT_BROWSER_CLIENT_H_
 
 #include "base/compiler_specific.h"
 #include "content/public/browser/content_browser_client.h"
 
 class GURL;
 
+namespace base {
+class CommandLine;
+}
+
 namespace content {
 class BrowserContext;
 }
 
 namespace extensions {
 class Extension;
 class ShellBrowserMainDelegate;
 class ShellBrowserMainParts;
 
 // Content module browser process support for app_shell.
@@ skipping 22 matching lines @@
       content::URLRequestInterceptorScopedVector request_interceptors) OVERRIDE;
   // TODO(jamescook): Quota management?
   // TODO(jamescook): Speech recognition?
   virtual bool IsHandledURL(const GURL& url) OVERRIDE;
   virtual void SiteInstanceGotProcess(
       content::SiteInstance* site_instance) OVERRIDE;
   virtual void SiteInstanceDeleting(
       content::SiteInstance* site_instance) OVERRIDE;
   virtual void AppendExtraCommandLineSwitches(base::CommandLine* command_line,
                                               int child_process_id) OVERRIDE;
+  virtual content::BrowserPpapiHost* GetExternalBrowserPpapiHost(
+      int plugin_process_id) OVERRIDE;
   virtual void GetAdditionalAllowedSchemesForFileSystem(
       std::vector<std::string>* additional_schemes) OVERRIDE;
 
  private:
+  // Appends command line switches for a renderer process.
+  void AppendRendererSwitches(base::CommandLine* command_line);
+
   // Returns the extension or app associated with |site_instance| or NULL.
   const Extension* GetExtension(content::SiteInstance* site_instance);
 
   // Owned by content::BrowserMainLoop.
   ShellBrowserMainParts* browser_main_parts_;
 
   // Owned by ShellBrowserMainParts.
   ShellBrowserMainDelegate* browser_main_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellContentBrowserClient);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_CONTENT_BROWSER_CLIENT_H_