[2/2][Ozone-Drm] Scan for displays on browser size during startup

ui/ozone/common/display_util.h

 // 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.
 
 #ifndef UI_OZONE_COMMON_DISPLAY_UTIL_H_
 #define UI_OZONE_COMMON_DISPLAY_UTIL_H_
 
 #include <vector>
 
 #include "ui/ozone/common/gpu/ozone_gpu_message_params.h"
@@ skipping 19 matching lines @@
   int64_t display_id_;
 };
 
 DisplayMode_Params GetDisplayModeParams(const DisplayMode& mode);
 DisplaySnapshot_Params GetDisplaySnapshotParams(const DisplaySnapshot& display);
 
 // Create a display using the Ozone command line parameters.
 // Return false if the command line flags are not specified.
 bool CreateSnapshotFromCommandLine(DisplaySnapshot_Params* snapshot_out);
 
-// Create a display snapshot from |file| that contains EDID.
-// Return false if the file doesn't exist, or it doesn't contain valid EDID.
-bool CreateSnapshotFromEDIDFile(const base::FilePath& file,
-                                DisplaySnapshot_Params* snapshot_out);
-
-// Create a display snaphot from edid.
-// Return false if it doesn't contain valid EDID.
-OZONE_EXPORT bool CreateSnapshotFromEDID(bool internal,
-                                         const std::vector<uint8_t>& edid,
-                                         DisplaySnapshot_Params* snapshot_out);
-
 }  // namespace ui
 
 #endif  // UI_OZONE_COMMON_DISPLAY_UTIL_H_