Fix bad field type in ScriptRequestIncident.

chrome/common/safe_browsing/csd.proto

 // 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.
 //
 // Client side phishing and malware detection request and response
 // protocol buffers.  Those protocol messages should be kept in sync
 // with the server implementation.
 //
 // If you want to change this protocol definition or you have questions
 // regarding its format please contact chrome-anti-phishing@googlegroups.com.
@@ skipping 365 matching lines @@
       optional ClientDownloadRequest.Digests digest = 2;
       optional string version = 3;
       optional bool blacklist_initialized = 4;
       optional ClientDownloadRequest.SignatureInfo signature = 5;
       optional ClientDownloadRequest.ImageHeaders image_headers = 6;
     }
     message VariationsSeedSignatureIncident {
       optional string variations_seed_signature = 1;
     }
     message ScriptRequestIncident {
-      optional string script_digest = 1;
+      optional bytes script_digest = 1;
       optional string inclusion_origin = 2;
     }
     optional int64 incident_time_msec = 1;
     optional TrackedPreferenceIncident tracked_preference = 2;
     optional BinaryIntegrityIncident binary_integrity = 3;
     optional BlacklistLoadIncident blacklist_load = 4;
     // Note: skip tag 5 because it was previously used.
     optional VariationsSeedSignatureIncident variations_seed_signature = 6;
     optional ScriptRequestIncident script_request = 7;
   }
@@ skipping 81 matching lines @@
   message EnvironmentRequest { optional int32 dll_index = 1; }
 
   repeated EnvironmentRequest environment_requests = 3;
 }
 
 message DownloadMetadata {
   optional uint32 download_id = 1;
 
   optional ClientIncidentReport.DownloadDetails download = 2;
 }