Add metrics to record TCP/UDP connections made from Flash

content/browser/renderer_host/pepper/pepper_socket_utils.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 CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_SOCKET_UTILS_H_
 #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_SOCKET_UTILS_H_
 
 #include "content/public/common/socket_permission_request.h"
 #include "ppapi/c/pp_stdint.h"
 
 struct PP_NetAddress_Private;
 
 namespace net {
 class X509Certificate;
 }
 
 namespace ppapi {
 class PPB_X509Certificate_Fields;
 }
 
 namespace content {
 
 namespace pepper_socket_utils {
 
+// Enum used for recording histograms about whether the plugin is running in a
+// secure context. If this is changed, histograms.xml should be updated
+// accordingly.
+enum PluginContextSecurity {
+  PLUGIN_CONTEXT_SECURE,
+  PLUGIN_CONTEXT_INSECURE,
+  PLUGIN_CONTEXT_SECURITY_NUM_ENTRIES
+};
+
 SocketPermissionRequest CreateSocketPermissionRequest(
     SocketPermissionRequest::OperationType type,
     const PP_NetAddress_Private& net_addr);
 
 // Returns true if the socket operation specified by |params| is allowed.
 // If |params| is NULL, this method checks the basic "socket" permission, which
 // is for those operations that don't require a specific socket permission rule.
 bool CanUseSocketAPIs(bool external_plugin,
                       bool private_api,
                       const SocketPermissionRequest* params,
                       int render_process_id,
                       int render_frame_id);
 
 // Extracts the certificate field data from a net::X509Certificate into
 // PPB_X509Certificate_Fields.
 bool GetCertificateFields(const net::X509Certificate& cert,
                           ppapi::PPB_X509Certificate_Fields* fields);
 
 // Extracts the certificate field data from the DER representation of a
 // certificate into PPB_X509Certificate_Fields.
 bool GetCertificateFields(const char* der,
                           uint32_t length,
                           ppapi::PPB_X509Certificate_Fields* fields);
 
 }  // namespace pepper_socket_utils
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_SOCKET_UTILS_H_