Move some dependencies of ExtensionService down to extensions.

chrome/common/extensions/manifest_handlers/shared_module_info.h

-// Copyright (c) 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 CHROME_COMMON_EXTENSIONS_MANIFEST_HANDLERS_SHARED_MODULE_INFO_H_
-#define CHROME_COMMON_EXTENSIONS_MANIFEST_HANDLERS_SHARED_MODULE_INFO_H_
-
-#include <string>
-#include <vector>
-
-#include "base/values.h"
-#include "extensions/common/extension.h"
-#include "extensions/common/manifest_handler.h"
-
-namespace extensions {
-
-class SharedModuleInfo : public Extension::ManifestData {
- public:
-  SharedModuleInfo();
-  virtual ~SharedModuleInfo();
-
-  bool Parse(const Extension* extension, string16* error);
-
-  struct ImportInfo {
-    std::string extension_id;
-    std::string minimum_version;
-  };
-
-  // Utility functions.
-  static void ParseImportedPath(const std::string& path,
-                                std::string* import_id,
-                                std::string* import_relative_path);
-  static bool IsImportedPath(const std::string& path);
-
-  // Functions relating to exporting resources.
-  static bool IsSharedModule(const Extension* extension);
-  static bool IsExportAllowed(const Extension* extension,
-                              const std::string& relative_path);
-
-  // Functions relating to importing resources.
-  static bool ImportsExtensionById(const Extension* extension,
-                                   const std::string& other_id);
-  static bool ImportsModules(const Extension* extension);
-  static const std::vector<ImportInfo>& GetImports(const Extension* extension);
-
- private:
-  // This extension exports the following resources to other extensions.
-  URLPatternSet exported_set_;
-
-  // Optional list of module imports of other extensions.
-  std::vector<ImportInfo> imports_;
-};
-
-// Parses all import/export keys in the manifest.
-class SharedModuleHandler : public ManifestHandler {
- public:
-  SharedModuleHandler();
-  virtual ~SharedModuleHandler();
-
-  virtual bool Parse(Extension* extension, string16* error) OVERRIDE;
-  virtual bool Validate(const Extension* extension,
-                        std::string* error,
-                        std::vector<InstallWarning>* warnings) const OVERRIDE;
-
- private:
-  virtual const std::vector<std::string> Keys() const OVERRIDE;
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_COMMON_EXTENSIONS_MANIFEST_HANDLERS_SHARED_MODULE_INFO_H_