Allow Catalogs to be constructed per-user

mojo/shell/runner/host/native_application_support.cc

Index: mojo/shell/runner/host/native_application_support.cc
diff --git a/mojo/shell/runner/host/native_application_support.cc b/mojo/shell/runner/host/native_application_support.cc
index de1293b8a63203bc0ed0a7a22dbc085e58a7e581..19a255fd36c08432dac2671a478b507d44d95407 100644
--- a/mojo/shell/runner/host/native_application_support.cc
+++ b/mojo/shell/runner/host/native_application_support.cc
@@ -45,7 +45,7 @@ base::NativeLibrary LoadNativeApplication(const base::FilePath& app_path) {
   base::NativeLibraryLoadError error;
   base::NativeLibrary app_library = base::LoadNativeLibrary(app_path, &error);
   LOG_IF(ERROR, !app_library)
-      << "Failed to load app library (error: " << error.ToString() << ")";
+      << "Failed to load app library (path: " << app_path.value() << ")";
   return app_library;
 }