Distinguish G Suite accounts from regular gmail/googlemail accounts

components/safe_browsing/password_protection/password_protection_request.cc

 // Copyright 2017 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/safe_browsing/password_protection/password_protection_request.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/memory/weak_ptr.h"
 #include "base/metrics/histogram_macros.h"
 #include "components/data_use_measurement/core/data_use_user_data.h"
@@ skipping 130 matching lines @@
       // TODO(jialiul): Fill more frame specific info when Safe Browsing backend
       // is ready to handle these pieces of information.
       break;
     }
     case LoginReputationClientRequest::PASSWORD_REUSE_EVENT: {
       main_frame->set_has_password_field(password_field_exists_);
       LoginReputationClientRequest::PasswordReuseEvent* reuse_event =
           request_proto_->mutable_password_reuse_event();
       reuse_event->set_is_chrome_signin_password(
           saved_domain_ == std::string(password_manager::kSyncPasswordDomain));
+      if (reuse_event->is_chrome_signin_password()) {
+        reuse_event->set_sync_account_type(
+            password_protection_service_->GetSyncAccountType());
+        UMA_HISTOGRAM_ENUMERATION(
+            "PasswordProtection.PasswordReuseSyncAccountType",
+            reuse_event->sync_account_type(),
+            LoginReputationClientRequest::PasswordReuseEvent::
+                    SyncAccountType_MAX +
+                1);

[lpz, 2017/06/27 18:50:10]

nit: move to prev line? 

[Jialiu Lin, 2017/06/27 20:58:33]

oops, git cl format has weird taste.

+      }
       break;
     }
     default:
       NOTREACHED();
   }
 }
 
 void PasswordProtectionRequest::SendRequest() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   FillRequestProto();
@@ skipping 137 matching lines @@
 void PasswordProtectionRequest::Cancel(bool timed_out) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   fetcher_.reset();
 
   Finish(timed_out ? PasswordProtectionService::TIMEDOUT
                    : PasswordProtectionService::CANCELED,
          nullptr);
 }
 
 }  // namespace safe_browsing