Remove ChromeBrowserProvider::GetLiveTabContextProvider() method.

ios/public/provider/chrome/browser/sessions/test_live_tab_context_provider.h

Index: ios/public/provider/chrome/browser/sessions/test_live_tab_context_provider.h
diff --git a/ios/public/provider/chrome/browser/sessions/test_live_tab_context_provider.h b/ios/public/provider/chrome/browser/sessions/test_live_tab_context_provider.h
deleted file mode 100644
index d8fe614de965590ecb080209721cb56467cab92d..0000000000000000000000000000000000000000
--- a/ios/public/provider/chrome/browser/sessions/test_live_tab_context_provider.h
+++ /dev/null
@@ -1,27 +0,0 @@
-// Copyright 2016 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.
-
-#ifndef IOS_PUBLIC_PROVIDER_CHROME_BROWSER_SESSIONS_TEST_LIVE_TAB_CONTEXT_PROVIDER_H_
-#define IOS_PUBLIC_PROVIDER_CHROME_BROWSER_SESSIONS_TEST_LIVE_TAB_CONTEXT_PROVIDER_H_
-
-#include "base/macros.h"
-#include "ios/public/provider/chrome/browser/sessions/live_tab_context_provider.h"
-
-class TestLiveTabContextProvider : public ios::LiveTabContextProvider {
- public:
-  TestLiveTabContextProvider() {}
-  ~TestLiveTabContextProvider() override {}
-
-  // LiveTabContextProvider.
-  sessions::LiveTabContext* Create(
-      ios::ChromeBrowserState* browser_state) override;
-  sessions::LiveTabContext* FindContextWithID(int32_t desired_id) override;
-  sessions::LiveTabContext* FindContextForTab(
-      const sessions::LiveTab* tab) override;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(TestLiveTabContextProvider);
-};
-
-#endif  // IOS_PUBLIC_PROVIDER_CHROME_BROWSER_SESSIONS_TEST_LIVE_TAB_CONTEXT_PROVIDER_H_