Remove chrome.principals API

chrome/browser/signin/principals_message_filter.cc

Index: chrome/browser/signin/principals_message_filter.cc
diff --git a/chrome/browser/signin/principals_message_filter.cc b/chrome/browser/signin/principals_message_filter.cc
deleted file mode 100644
index ef8dd5051d426cfc8c1f6f18fd829170892b4f13..0000000000000000000000000000000000000000
--- a/chrome/browser/signin/principals_message_filter.cc
+++ /dev/null
@@ -1,48 +0,0 @@
-// Copyright 2013 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 "chrome/browser/signin/principals_message_filter.h"
-
-#include "chrome/common/render_messages.h"
-#include "content/public/browser/browser_thread.h"
-
-PrincipalsMessageFilter::PrincipalsMessageFilter(int render_process_id)
-    : BrowserMessageFilter(ChromeMsgStart),
-      render_process_id_(render_process_id) {}
-
-PrincipalsMessageFilter::~PrincipalsMessageFilter(){}
-
-void PrincipalsMessageFilter::OverrideThreadForMessage(
-      const IPC::Message& message,
-      content::BrowserThread::ID* thread) {
-  // GetManagedAccounts message is synchronous, it must be handled in the IO
-  // thread, so no need to change thread, otherwise switch to UI thread
-  if (message.type() == ChromeViewHostMsg_ShowBrowserAccountManagementUI::ID)
-    *thread = content::BrowserThread::UI;
-}
-
-bool PrincipalsMessageFilter::OnMessageReceived(const IPC::Message& message) {
- bool handled = true;
- IPC_BEGIN_MESSAGE_MAP(PrincipalsMessageFilter, message)
-     IPC_MESSAGE_HANDLER(
-         ChromeViewHostMsg_GetManagedAccounts, OnMsgGetManagedAccounts)
-     IPC_MESSAGE_HANDLER(
-         ChromeViewHostMsg_ShowBrowserAccountManagementUI,
-         OnMsgShowBrowserAccountManagementUI)
-     IPC_MESSAGE_UNHANDLED(handled = false)
- IPC_END_MESSAGE_MAP()
- return handled;
-}
-
-
-
-void PrincipalsMessageFilter::OnMsgShowBrowserAccountManagementUI(){
-  // TODO(guohui)
-}
-
-void PrincipalsMessageFilter::OnMsgGetManagedAccounts(
-    const GURL& url, std::vector<std::string>* managed_accounts) {
-  // TODO(guohui)
-}
-