Minimal athena shell main

apps/shell/app/shell_main_delegate.cc

Index: apps/shell/app/shell_main_delegate.cc
diff --git a/apps/shell/app/shell_main_delegate.cc b/apps/shell/app/shell_main_delegate.cc
index 13706cda47a78edcf9960e4953b1c0c3a6a0e880..fac10ca2c0319340707d4f59f1fef04f4622c294 100644
--- a/apps/shell/app/shell_main_delegate.cc
+++ b/apps/shell/app/shell_main_delegate.cc
@@ -6,6 +6,7 @@
 
 #include "apps/shell/browser/shell_content_browser_client.h"
 #include "apps/shell/common/shell_content_client.h"
+#include "apps/shell/common/shell_delegate.h"
 #include "apps/shell/renderer/shell_content_renderer_client.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ -38,7 +39,8 @@ void InitLogging() {
 
 namespace apps {
 
-ShellMainDelegate::ShellMainDelegate() {
+ShellMainDelegate::ShellMainDelegate(ShellDelegate* shell_delegate)
+    : shell_delegate_(shell_delegate) {
 }
 
 ShellMainDelegate::~ShellMainDelegate() {
@@ -65,7 +67,7 @@ void ShellMainDelegate::PreSandboxStartup() {
 }
 
 content::ContentBrowserClient* ShellMainDelegate::CreateContentBrowserClient() {
-  browser_client_.reset(new apps::ShellContentBrowserClient);
+  browser_client_.reset(new apps::ShellContentBrowserClient(shell_delegate_));
   return browser_client_.get();
 }