Credential Manager: Extract browser-side IPC to a stand-alone dispatcher.

components/password_manager/core/browser/password_manager_client.h

Index: components/password_manager/core/browser/password_manager_client.h
diff --git a/components/password_manager/core/browser/password_manager_client.h b/components/password_manager/core/browser/password_manager_client.h
index 9f4454642ab7ab294e0757f8fdd8472deb250215..2c49288d85942c13421fbd4db10c2c31191eb3ed 100644
--- a/components/password_manager/core/browser/password_manager_client.h
+++ b/components/password_manager/core/browser/password_manager_client.h
@@ -116,24 +116,6 @@ class PasswordManagerClient {
   virtual PasswordStore::AuthorizationPromptPolicy GetAuthorizationPromptPolicy(
       const autofill::PasswordForm& form);
 
-  // Called in response to an IPC from the renderer, triggered by a page's call
-  // to 'navigator.credentials.notifyFailedSignIn'.
-  virtual void OnNotifyFailedSignIn(int request_id, const CredentialInfo&) {}
-
-  // Called in response to an IPC from the renderer, triggered by a page's call
-  // to 'navigator.credentials.notifySignedIn'.
-  virtual void OnNotifySignedIn(int request_id, const CredentialInfo&) {}
-
-  // Called in response to an IPC from the renderer, triggered by a page's call
-  // to 'navigator.credentials.notifySignedOut'.
-  virtual void OnNotifySignedOut(int request_id) {}
-
-  // Called in response to an IPC from the renderer, triggered by a page's call
-  // to 'navigator.credentials.request'.
-  virtual void OnRequestCredential(int request_id,
-                                   bool zero_click_only,
-                                   const std::vector<GURL>& federations) {}
-
  private:
   DISALLOW_COPY_AND_ASSIGN(PasswordManagerClient);
 };