Implement the private API for quick unlock.

extensions/browser/api_test_utils.h

Index: extensions/browser/api_test_utils.h
diff --git a/extensions/browser/api_test_utils.h b/extensions/browser/api_test_utils.h
index 81d57a801fc6d4a4f3ea962c71814c31d92c0663..ef75b7fb815b59fd202e8ae8ce24b34aafd0a4ab 100644
--- a/extensions/browser/api_test_utils.h
+++ b/extensions/browser/api_test_utils.h
@@ -76,6 +76,12 @@ base::Value* RunFunctionWithDelegateAndReturnSingleResult(
     content::BrowserContext* context,
     std::unique_ptr<ExtensionFunctionDispatcher> dispatcher,
     RunFunctionFlags flags);
+base::Value* RunFunctionWithDelegateAndReturnSingleResult(

[jdufault, 2016/06/03 23:16:13]

Adding this function avoids an unnecessary serialization round-trip. I'm fine
with this round-trip, but I feel that avoiding it is a cleaner approach.

+    UIThreadExtensionFunction* function,
+    std::unique_ptr<base::ListValue> args,
+    content::BrowserContext* context,
+    std::unique_ptr<ExtensionFunctionDispatcher> dispatcher,
+    RunFunctionFlags flags);
 
 // RunFunctionWithDelegateAndReturnSingleResult, except with a NULL
 // implementation of the Delegate.