Fill is_chrome_signin_password field in the password entry pings.

components/password_manager/core/browser/password_reuse_detector.cc

 // Copyright 2016 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.
 
 #include "components/password_manager/core/browser/password_reuse_detector.h"
 
 #include <algorithm>
 
 #include "components/autofill/core/common/password_form.h"
 #include "components/password_manager/core/browser/password_manager_util.h"
 #include "components/password_manager/core/browser/password_reuse_detector_consumer.h"
 #include "components/password_manager/core/browser/psl_matching_helper.h"
 #include "components/password_manager/core/common/password_manager_pref_names.h"
 #include "components/prefs/pref_service.h"
+#include "components/safe_browsing/common/safebrowsing_constants.h"
 #include "google_apis/gaia/gaia_auth_util.h"
 #include "google_apis/gaia/gaia_urls.h"
 #include "url/origin.h"
 
 using url::Origin;
 
 namespace password_manager {
 
 namespace {
 // Minimum number of characters in a password for finding it as password reuse.
@@ skipping 62 matching lines @@
 
   const Origin gaia_origin(GaiaUrls::GetInstance()->gaia_url().GetOrigin());
   if (Origin(GURL(domain)).IsSameOriginWith(gaia_origin))
     return false;
 
   // Check that some suffix of |input| has the same hash as the sync password.
   for (size_t i = 0; i + kMinPasswordLengthToCheck <= input.size(); ++i) {
     base::StringPiece16 input_suffix(input.c_str() + i, input.size() - i);
     if (password_manager_util::Calculate37BitsOfSHA256Hash(input_suffix) ==
         sync_password_hash_.value()) {
-      consumer->OnReuseFound(input_suffix.as_string(), gaia_origin.host(), 1,
+      consumer->OnReuseFound(input_suffix.as_string(),
+                             std::string(safe_browsing::kSyncPasswordDomain), 1,
                              0);
       return true;
     }
   }
 
   return false;
 }
 
 bool PasswordReuseDetector::CheckSavedPasswordReuse(
     const base::string16& input,
@@ skipping 60 matching lines @@
 
   // Otherwise the previous key is a candidate for password reuse.
   if (it == passwords_.begin())
     return passwords_.end();
 
   --it;
   return IsSuffix(input, it->first) ? it : passwords_.end();
 }
 
 }  // namespace password_manager