Tiny correction

extensions/browser/extension_function.h

Index: extensions/browser/extension_function.h
diff --git a/extensions/browser/extension_function.h b/extensions/browser/extension_function.h
index 982ec486809f1abecfba2ec78415af61fb8c451d..c53071f34c9a08f909ff56f5efb6e4fa22d31a67 100644
--- a/extensions/browser/extension_function.h
+++ b/extensions/browser/extension_function.h
@@ -553,7 +553,7 @@ class AsyncExtensionFunction : public UIThreadExtensionFunction {
   // Deprecated: Override UIThreadExtensionFunction and implement Run() instead.
   //
   // AsyncExtensionFunctions implement this method. Return true to indicate that
-  // nothing has gone wrong yet; SendResponse must be called later. Return true
+  // nothing has gone wrong yet; SendResponse must be called later. Return false
   // to respond immediately with an error.
   virtual bool RunAsync() = 0;