Remove GetMetadata from PhysicalWebDataSource and PhysicalWebScanner

components/physical_web/data_source/physical_web_data_source.h

 // 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 COMPONENTS_PHYSICAL_WEB_DATA_SOURCE_PHYSICAL_WEB_DATA_SOURCE_H_
 #define COMPONENTS_PHYSICAL_WEB_DATA_SOURCE_PHYSICAL_WEB_DATA_SOURCE_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/time/time.h"
 #include "url/gurl.h"
 
-namespace base {
-class ListValue;
-}
-
 namespace physical_web {
 
 class PhysicalWebListener;
 
-// Dictionary keys for reading Physical Web URL metadata.
-// TODO(cco3): Remove these when we are no longer dependent.
-extern const char kDescriptionKey[];
-extern const char kDistanceEstimateKey[];
-extern const char kGroupIdKey[];
-extern const char kIconUrlKey[];
-extern const char kResolvedUrlKey[];
-extern const char kScanTimestampKey[];
-extern const char kScannedUrlKey[];
-extern const char kTitleKey[];
-
 // Metadata struct for associating data with Physical Web URLs.
 struct Metadata {
   Metadata();
   Metadata(const Metadata& other);
   ~Metadata();
   // The URL broadcasted by the beacon and scanned by the client device.
   // REQUIRED
   GURL scanned_url;
   // The URL that the scanned_url redirects to.
   // This is the URL that users should be directed to.
@@ skipping 45 matching lines @@
 
   // Stops scanning for Physical Web URLs and clears cached URL content.
   virtual void StopDiscovery() = 0;
 
   // Returns a list of resolved URLs and associated page metadata. If network
   // requests are disabled or if discovery is not active, the list will be
   // empty. The method can be called at any time to receive the current metadata
   // list.
   virtual std::unique_ptr<MetadataList> GetMetadataList() = 0;
 
-  // Returns a list of resolved URLs and associated page metadata. If network
-  // requests are disabled or if discovery is not active, the list will be
-  // empty. The method can be called at any time to receive the current metadata
-  // list.
-  // DEPRECATED
-  // TODO(cco3): Remove this when we are no longer dependent on it.
-  virtual std::unique_ptr<base::ListValue> GetMetadata() = 0;
-
   // Returns boolean |true| if network requests are disabled and there are one
   // or more discovered URLs that have not been sent to the resolution service.
   // The method can be called at any time to check for unresolved discoveries.
   // If discovery is inactive or network requests are enabled, it will always
   // return false.
   virtual bool HasUnresolvedDiscoveries() = 0;
 
   // Register for changes to Physical Web URLs and associated page metadata.
   virtual void RegisterListener(PhysicalWebListener* physical_web_listener) = 0;
 
   // Unregister for changes to Physical Web URLs and associated page metadata.
   virtual void UnregisterListener(
       PhysicalWebListener* physical_web_listener) = 0;
 };
 
 }  // namespace physical_web
 
 #endif  // COMPONENTS_PHYSICAL_WEB_DATA_SOURCE_PHYSICAL_WEB_DATA_SOURCE_H_