Reland: Switch components/password_manager code from IPC messages to Mojo.

ios/chrome/browser/passwords/credential_manager.h

Index: ios/chrome/browser/passwords/credential_manager.h
diff --git a/ios/chrome/browser/passwords/credential_manager.h b/ios/chrome/browser/passwords/credential_manager.h
index da6c4d6e9bcca061ac61dc91a987822dc902cebe..68dcf723611e9d0205403cd9f2dd05659fe075db 100644
--- a/ios/chrome/browser/passwords/credential_manager.h
+++ b/ios/chrome/browser/passwords/credential_manager.h
@@ -58,9 +58,11 @@ class CredentialManager
   bool IsZeroClickAllowed() const override;
   GURL GetOrigin() const override;
   void SendCredential(
-      int id,
+      const password_manager::SendCredentialCallback& send_callback,
       const password_manager::CredentialInfo& credential) override;
-  void SendPasswordForm(int id, const autofill::PasswordForm* form) override;
+  void SendPasswordForm(
+      const password_manager::SendCredentialCallback& send_callback,
+      const autofill::PasswordForm* form) override;
   password_manager::PasswordManagerClient* client() const override;
   autofill::PasswordForm GetSynthesizedFormForOrigin() const override;
 
@@ -84,6 +86,9 @@ class CredentialManager
     ERROR_TYPE_SECURITY_ERROR_UNTRUSTED_ORIGIN,
   };
 
+  void SendCredentialByID(int request_id,
+                          const password_manager::CredentialInfo& credential);
+
   // Sends a message via |js_manager_| to resolve the JavaScript Promise
   // associated with |request_id|. Invoked after a page-initiated credential
   // event is acknowledged by the PasswordStore.