chrome.clear: Increasing granularity of public API

chrome/browser/extensions/extension_function_test_utils.cc

Index: chrome/browser/extensions/extension_function_test_utils.cc
diff --git a/chrome/browser/extensions/extension_function_test_utils.cc b/chrome/browser/extensions/extension_function_test_utils.cc
index 99538077849d50df18d55913a63527c233696be1..442013d391f8019626b6cf473c09dd7a86fde7c0 100644
--- a/chrome/browser/extensions/extension_function_test_utils.cc
+++ b/chrome/browser/extensions/extension_function_test_utils.cc
@@ -138,8 +138,8 @@ base::Value* RunFunctionAndReturnResult(UIThreadExtensionFunction* function,
   RunFunction(function, args, browser, flags);
   EXPECT_TRUE(function->GetError().empty()) << "Unexpected error: "
       << function->GetError();
-  EXPECT_TRUE(function->GetResultValue()) << "No result value found";
-  return function->GetResultValue()->DeepCopy();
+  return (function->GetResultValue() == NULL) ? NULL :
+      function->GetResultValue()->DeepCopy();
 }
 
 // This helps us be able to wait until an AsyncExtensionFunction calls