Omnibox - Make Clipboard Provider Enabled via an Experimental Feature

components/omnibox/browser/autocomplete_classifier.h

 // 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 COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_CLASSIFIER_H_
 #define COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_CLASSIFIER_H_
 
 #include <memory>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/metrics/proto/omnibox_event.pb.h"
 #include "components/omnibox/browser/autocomplete_scheme_classifier.h"
 
 class AutocompleteController;
 struct AutocompleteMatch;
 class GURL;
 
 class AutocompleteClassifier : public KeyedService {
  public:
-  // Bitmap of AutocompleteProvider::Type values describing the default set of
-  // providers queried for the omnibox.  Intended to be passed to
-  // AutocompleteController().
-  static const int kDefaultOmniboxProviders;
-
   AutocompleteClassifier(
       std::unique_ptr<AutocompleteController> controller_,
       std::unique_ptr<AutocompleteSchemeClassifier> scheme_classifier);
   ~AutocompleteClassifier() override;
 
   // KeyedService:
   void Shutdown() override;
 
+  // Bitmap of AutocompleteProvider::Type values describing the default set of
+  // providers queried for the omnibox.  Intended to be passed to
+  // AutocompleteController().
+  static int DefaultOmniboxProviders();
+
   // Given some string |text| that the user wants to use for navigation,
   // determines how it should be interpreted.
   // |prefer_keyword| should be true the when keyword UI is onscreen; see
   // comments on AutocompleteController::Start().
   // |allow_exact_keyword_match| should be true when treating the string as a
   // potential keyword search is valid; see
   // AutocompleteInput::allow_exact_keyword_match().
   // |page_classification| gives information about the context (e.g., is the
   // user on a search results page doing search term replacement); this may
   // be useful in deciding how the input should be interpreted.
@@ skipping 16 matching lines @@
   std::unique_ptr<AutocompleteSchemeClassifier> scheme_classifier_;
 
   // Are we currently in Classify? Used to verify Classify isn't invoked
   // recursively, since this can corrupt state and cause crashes.
   bool inside_classify_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(AutocompleteClassifier);
 };
 
 #endif  // COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_CLASSIFIER_H_