Componentize HistoryQuickProvider and its supporting cast

chrome/browser/autocomplete/history_quick_provider.h

Index: chrome/browser/autocomplete/history_quick_provider.h
diff --git a/chrome/browser/autocomplete/history_quick_provider.h b/chrome/browser/autocomplete/history_quick_provider.h
deleted file mode 100644
index 0192efe6ec68aa24aaa518abfd0c42c164a1aa5e..0000000000000000000000000000000000000000
--- a/chrome/browser/autocomplete/history_quick_provider.h
+++ /dev/null
@@ -1,65 +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.
-
-#ifndef CHROME_BROWSER_AUTOCOMPLETE_HISTORY_QUICK_PROVIDER_H_
-#define CHROME_BROWSER_AUTOCOMPLETE_HISTORY_QUICK_PROVIDER_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "chrome/browser/autocomplete/in_memory_url_index.h"
-#include "components/history/core/browser/history_types.h"
-#include "components/omnibox/autocomplete_input.h"
-#include "components/omnibox/autocomplete_match.h"
-#include "components/omnibox/history_provider.h"
-
-struct ScoredHistoryMatch;
-
-// This class is an autocomplete provider (a pseudo-internal component of
-// the history system) which quickly (and synchronously) provides matching
-// results from recently or frequently visited sites in the profile's
-// history.
-class HistoryQuickProvider : public HistoryProvider {
- public:
-  HistoryQuickProvider(AutocompleteProviderClient* client,
-                       InMemoryURLIndex* in_memory_url_index);
-
-  // AutocompleteProvider. |minimal_changes| is ignored since there is no asynch
-  // completion performed.
-  void Start(const AutocompleteInput& input, bool minimal_changes) override;
-
-  // Disable this provider. For unit testing purposes only. This is required
-  // because this provider is closely associated with the HistoryURLProvider
-  // and in order to properly test the latter the HistoryQuickProvider must
-  // be disabled.
-  // TODO(mrossetti): Eliminate this once the HUP has been refactored.
-  static void set_disabled(bool disabled) { disabled_ = disabled; }
-
- private:
-  friend class HistoryQuickProviderTest;
-  FRIEND_TEST_ALL_PREFIXES(HistoryQuickProviderTest, Spans);
-  FRIEND_TEST_ALL_PREFIXES(HistoryQuickProviderTest, Relevance);
-
-  ~HistoryQuickProvider() override;
-
-  // Performs the autocomplete matching and scoring.
-  void DoAutocomplete();
-
-  // Creates an AutocompleteMatch from |history_match|, assigning it
-  // the score |score|.
-  AutocompleteMatch QuickMatchToACMatch(const ScoredHistoryMatch& history_match,
-                                        int score);
-
-  AutocompleteInput autocomplete_input_;
-  std::string languages_;
-  InMemoryURLIndex* in_memory_url_index_;  // Not owned by this class.
-
-  // This provider is disabled when true.
-  static bool disabled_;
-
-  DISALLOW_COPY_AND_ASSIGN(HistoryQuickProvider);
-};
-
-#endif  // CHROME_BROWSER_AUTOCOMPLETE_HISTORY_QUICK_PROVIDER_H_