implement sign in dialog

chrome/browser/extensions/extension_function_test_utils.cc

Index: chrome/browser/extensions/extension_function_test_utils.cc
===================================================================
--- chrome/browser/extensions/extension_function_test_utils.cc	(revision 147987)
+++ chrome/browser/extensions/extension_function_test_utils.cc	(working copy)
@@ -129,6 +129,8 @@
                                       Browser* browser,
                                       RunFunctionFlags flags) {
   scoped_refptr<ExtensionFunction> function_owner(function);
+  // Without a callback the function will not generate a result.
+  function->set_has_callback(true);
   RunFunction(function, args, browser, flags);
   EXPECT_FALSE(function->GetResultList()) << "Did not expect a result";
   return function->GetError();
@@ -146,6 +148,8 @@
     Browser* browser,
     RunFunctionFlags flags) {
   scoped_refptr<ExtensionFunction> function_owner(function);
+  // Without a callback the function will not generate a result.
+  function->set_has_callback(true);
   RunFunction(function, args, browser, flags);
   EXPECT_TRUE(function->GetError().empty()) << "Unexpected error: "
       << function->GetError();