Move Extension Location and Type enums to Manifest, and move InstallWarning to its own file.

chrome/common/extensions/csp_validator.h

 // Copyright (c) 2012 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_CSP_VALIDATOR_H_
 #define CHROME_COMMON_EXTENSIONS_CSP_VALIDATOR_H_
 
 #include <string>
 
-#include "chrome/common/extensions/extension.h"
+#include "chrome/common/extensions/manifest.h"
 
 namespace extensions {
 
 namespace csp_validator {
 
 // Checks whether the given |policy| is legal for use in the extension system.
 // This check just ensures that the policy doesn't contain any characters that
 // will cause problems when we transmit the policy in an HTTP header.
 bool ContentSecurityPolicyIsLegal(const std::string& policy);
 
 // Checks whether the given |policy| meets the minimum security requirements
 // for use in the extension system.
 //
 // Ideally, we would like to say that an XSS vulnerability in the extension
 // should not be able to execute script, even in the precense of an active
 // network attacker.
 //
 // However, we found that it broke too many deployed extensions to limit
 // 'unsafe-eval' in the script-src directive, so that is allowed as a special
 // case for extensions. Platform apps disallow it.
 bool ContentSecurityPolicyIsSecure(
-    const std::string& policy, Extension::Type type);
+    const std::string& policy, Manifest::Type type);
 
 // Checks whether the given |policy| enforces a unique origin sandbox as
 // defined by http://www.whatwg.org/specs/web-apps/current-work/multipage/
 // the-iframe-element.html#attr-iframe-sandbox. The policy must have the
 // "sandbox" directive, and the sandbox tokens must not include
 // "allow-same-origin". Additional restrictions may be imposed depending on
 // |type|.
 bool ContentSecurityPolicyIsSandboxed(
-    const std::string& policy, Extension::Type type);
+    const std::string& policy, Manifest::Type type);
 
 }  // namespace csp_validator
 
 }  // namespace extensions
 
 #endif  // CHROME_COMMON_EXTENSIONS_CSP_VALIDATOR_H_