Move SearchProvider implementation into Blink and make it a no-op.

chrome/browser/search_engines/search_provider_install_state_impl.cc

Index: chrome/browser/search_engines/search_provider_install_state_impl.cc
diff --git a/chrome/browser/search_engines/search_provider_install_state_impl.cc b/chrome/browser/search_engines/search_provider_install_state_impl.cc
deleted file mode 100644
index f6061ccdee6c1f1832a6888f183bb9d5e0aa0b1d..0000000000000000000000000000000000000000
--- a/chrome/browser/search_engines/search_provider_install_state_impl.cc
+++ /dev/null
@@ -1,107 +0,0 @@
-// Copyright (c) 2012 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/search_engines/search_provider_install_state_impl.h"
-
-#include "base/bind.h"
-#include "base/logging.h"
-#include "chrome/browser/google/google_url_tracker_factory.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/search_engines/template_url_service_factory.h"
-#include "chrome/browser/search_engines/ui_thread_search_terms_data.h"
-#include "chrome/common/search_provider.mojom.h"
-#include "content/public/browser/render_process_host.h"
-#include "services/shell/public/cpp/interface_registry.h"
-#include "url/gurl.h"
-
-using content::BrowserThread;
-
-SearchProviderInstallStateImpl::SearchProviderInstallStateImpl(
-    int render_process_id,
-    Profile* profile)
-    : provider_data_(TemplateURLServiceFactory::GetForProfile(profile),
-                     UIThreadSearchTermsData(profile).GoogleBaseURLValue(),
-                     GoogleURLTrackerFactory::GetForProfile(profile),
-                     content::RenderProcessHost::FromID(render_process_id)),
-      is_off_the_record_(profile->IsOffTheRecord()),
-      binding_(this),
-      weak_factory_(this) {
-  // This is initialized by RenderProcessHostImpl. Do not add any non-trivial
-  // initialization here. Instead do it lazily when required.
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-}
-
-SearchProviderInstallStateImpl::~SearchProviderInstallStateImpl() {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-}
-
-// static
-void SearchProviderInstallStateImpl::Create(
-    int render_process_id,
-    Profile* profile,
-    chrome::mojom::SearchProviderInstallStateRequest request) {
-  // BindOnIOThread takes ownership on the impl object:
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::Bind(&SearchProviderInstallStateImpl::BindOnIOThread,
-                 base::Unretained(new SearchProviderInstallStateImpl(
-                     render_process_id, profile)),
-                 base::Passed(&request)));
-}
-
-void SearchProviderInstallStateImpl::BindOnIOThread(
-    chrome::mojom::SearchProviderInstallStateRequest request) {
-  binding_.Bind(std::move(request));
-}
-
-chrome::mojom::InstallState
-SearchProviderInstallStateImpl::GetSearchProviderInstallState(
-    const GURL& page_location,
-    const GURL& requested_host) {
-  GURL requested_origin = requested_host.GetOrigin();
-
-  // Do the security check before any others to avoid information leaks.
-  if (page_location.GetOrigin() != requested_origin)
-    return chrome::mojom::InstallState::DENIED;
-
-  // In incognito mode, no search information is exposed. (This check must be
-  // done after the security check or else a web site can detect that the
-  // user is in incognito mode just by doing a cross origin request.)
-  if (is_off_the_record_)
-    return chrome::mojom::InstallState::NOT_INSTALLED;
-
-  switch (provider_data_.GetInstallState(requested_origin)) {
-    case SearchProviderInstallData::NOT_INSTALLED:
-      return chrome::mojom::InstallState::NOT_INSTALLED;
-
-    case SearchProviderInstallData::INSTALLED_BUT_NOT_DEFAULT:
-      return chrome::mojom::InstallState::INSTALLED_BUT_NOT_DEFAULT;
-
-    case SearchProviderInstallData::INSTALLED_AS_DEFAULT:
-      return chrome::mojom::InstallState::INSTALLED_AS_DEFAULT;
-  }
-
-  NOTREACHED();
-  return chrome::mojom::InstallState::NOT_INSTALLED;
-}
-
-void SearchProviderInstallStateImpl::GetInstallState(
-    const GURL& page_location,
-    const GURL& requested_host,
-    const GetInstallStateCallback& callback) {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-  provider_data_.CallWhenLoaded(base::Bind(
-      &SearchProviderInstallStateImpl::ReplyWithProviderInstallState,
-      weak_factory_.GetWeakPtr(), page_location, requested_host, callback));
-}
-
-void SearchProviderInstallStateImpl::ReplyWithProviderInstallState(
-    const GURL& page_location,
-    const GURL& requested_host,
-    const GetInstallStateCallback& callback) {
-  chrome::mojom::InstallState install_state =
-      GetSearchProviderInstallState(page_location, requested_host);
-
-  callback.Run(install_state);
-}