Mojo: Log an error when we fail to find a JS module.

gin/modules/module_runner_delegate.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GIN_MODULES_MODULE_RUNNER_DELEGATE_H_
 #define GIN_MODULES_MODULE_RUNNER_DELEGATE_H_
 
 #include <map>
 
 #include "base/compiler_specific.h"
@@ skipping 22 matching lines @@
  private:
   typedef std::map<std::string, ModuleGetter> BuiltinModuleMap;
 
   // From ShellRunnerDelegate:
   virtual v8::Handle<v8::ObjectTemplate> GetGlobalTemplate(
       ShellRunner* runner,
       v8::Isolate* isolate) OVERRIDE;
   virtual void DidCreateContext(ShellRunner* runner) OVERRIDE;
   virtual void DidRunScript(ShellRunner* runner) OVERRIDE;
 
+  // Callback for when module_provider_ finishes reading from disk.
+  void DidLoadFileModules(const std::set<std::string>& loaded_modules);
+
   BuiltinModuleMap builtin_modules_;
   FileModuleProvider module_provider_;
+  std::set<std::string> unsatisfied_dependencies_;
 
   DISALLOW_COPY_AND_ASSIGN(ModuleRunnerDelegate);
 };
 
 }  // namespace gin
 
 #endif  // GIN_MODULES_MODULE_RUNNER_DELEGATE_H_