Move chrome_browser_state.{cc,h} to ios/chrome/browser/browser_state.

ios/public/provider/chrome/browser/browser_state/chrome_browser_state.cc

-// Copyright 2014 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 "ios/public/provider/chrome/browser/browser_state/chrome_browser_state.h"
-
-#include "base/files/file_path.h"
-#include "ios/public/provider/web/web_ui_ios.h"
-#include "ios/web/public/web_state/web_state.h"
-
-namespace ios {
-
-// static
-ChromeBrowserState* ChromeBrowserState::FromBrowserState(
-    web::BrowserState* browser_state) {
-  // This is safe; this is the only implementation of BrowserState.
-  return static_cast<ChromeBrowserState*>(browser_state);
-}
-
-// static
-ChromeBrowserState* ChromeBrowserState::FromWebUIIOS(web::WebUIIOS* web_ui) {
-  return FromBrowserState(web_ui->GetWebState()->GetBrowserState());
-}
-
-std::string ChromeBrowserState::GetDebugName() {
-  // The debug name is based on the state path of the original browser state
-  // to keep in sync with the meaning on other platforms.
-  std::string name =
-      GetOriginalChromeBrowserState()->GetStatePath().BaseName().MaybeAsASCII();
-  if (name.empty()) {
-    name = "UnknownBrowserState";
-  }
-  return name;
-}
-
-}  // namespace ios