Revert of Switch components/password_manager code from IPC messages to Mojo.

components/password_manager/core/common/credential_manager_types.h

Index: components/password_manager/core/common/credential_manager_types.h
diff --git a/components/password_manager/core/common/credential_manager_types.h b/components/password_manager/core/common/credential_manager_types.h
index 2b98e3fe467a3b0ca854f982c3bb61935c39809a..dbe84fdddecb7d21be8c124f5b8c66b2b2787d67 100644
--- a/components/password_manager/core/common/credential_manager_types.h
+++ b/components/password_manager/core/common/credential_manager_types.h
@@ -8,7 +8,6 @@
 #include <stddef.h>
 
 #include <memory>
-#include <ostream>
 #include <string>
 
 #include "base/compiler_specific.h"
@@ -33,7 +32,7 @@
   CREDENTIAL_TYPE_LAST = CREDENTIAL_TYPE_FEDERATED
 };
 
-std::ostream& operator<<(std::ostream& os, CredentialType value);
+std::ostream& operator<<(std::ostream& out, CredentialType type);
 
 struct CredentialInfo {
   CredentialInfo();