Fill is_chrome_signin_password field in the password entry pings.

components/safe_browsing/password_protection/BUILD.gn

Index: components/safe_browsing/password_protection/BUILD.gn
diff --git a/components/safe_browsing/password_protection/BUILD.gn b/components/safe_browsing/password_protection/BUILD.gn
index a7be564812e0e0b3511343b118915ce1a8a72ab4..8d529f492e49c2e251cdf7ae3c45821a43bee3b6 100644
--- a/components/safe_browsing/password_protection/BUILD.gn
+++ b/components/safe_browsing/password_protection/BUILD.gn
@@ -20,6 +20,7 @@ source_set("password_protection") {
     "//components/data_use_measurement/core:core",
     "//components/history/core/browser:browser",
     "//components/safe_browsing:csd_proto",
+    "//components/safe_browsing/common:common",
     "//components/safe_browsing_db:database_manager",
     "//components/safe_browsing_db:v4_protocol_manager_util",
     "//content/public/browser:browser",
@@ -39,6 +40,7 @@ source_set("password_protection_unittest") {
     "//base/test:test_support",
     "//components/content_settings/core/browser:browser",
     "//components/history/core/browser:browser",
+    "//components/safe_browsing/common:common",
     "//components/safe_browsing_db:test_database_manager",
     "//components/sync_preferences:test_support",
     "//content/test:test_support",