Reland linux_aura: Implement most of DesktopScreenX11.

chromeos/display/output_util.h

 // Copyright (c) 2013 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 CHROMEOS_DISPLAY_OUTPUT_UTIL_H_
 #define CHROMEOS_DISPLAY_OUTPUT_UTIL_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "chromeos/chromeos_export.h"
 
 // Forward declarations for Xlib and Xrandr.
 // This is so unused X definitions don't pollute the namespace.
 typedef unsigned long XID;
 typedef XID RRMode;
 struct _XRRModeInfo;
 typedef _XRRModeInfo XRRModeInfo;
 struct _XRRScreenResources;
 typedef _XRRScreenResources XRRScreenResources;
 struct _XRROutputInfo;
 typedef _XRROutputInfo XRROutputInfo;
 
 namespace chromeos {
 
-// Gets the EDID data from |output| and generates the display id through
-// |GetDisplayIdFromEDID|.
-CHROMEOS_EXPORT bool GetDisplayId(XID output, size_t index,
-                                  int64* display_id_out);
-
-// Generates the display id for the pair of |prop| with |nitems| length and
-// |index|, and store in |display_id_out|. Returns true if the display id is
-// successfully generated, or false otherwise.
-CHROMEOS_EXPORT bool GetDisplayIdFromEDID(const unsigned char* prop,
-                                          unsigned long nitems,
-                                          size_t index,
-                                          int64* display_id_out);
-
 // Generates the human readable string from EDID obtained for |output|.
 CHROMEOS_EXPORT std::string GetDisplayName(XID output);
 
 // Gets the overscan flag from |output| and stores to |flag|. Returns true if
 // the flag is found. Otherwise returns false and doesn't touch |flag|. The
 // output will produce overscan if |flag| is set to true, but the output may
 // still produce overscan even though it returns true and |flag| is set to
 // false.
 CHROMEOS_EXPORT bool GetOutputOverscanFlag(XID output, bool* flag);
 
-// Parses |prop| as EDID data and stores extracted data into |manufacturer_id|
-// and |human_readable_name| and returns true. NULL can be passed for unwanted
-// output parameters. Some devices (especially internal displays) may not have
-// the field for |human_readable_name|, and it will return true in that case.
-CHROMEOS_EXPORT bool ParseOutputDeviceData(const unsigned char* prop,
-                                           unsigned long nitems,
-                                           uint16* manufacturer_id,
-                                           std::string* human_readable_name);
-
 // Parses |prop| as EDID data and stores the overscan flag to |flag|. Returns
 // true if the flag is found. This is exported for x11_util_unittest.cc.
 CHROMEOS_EXPORT bool ParseOutputOverscanFlag(const unsigned char* prop,
                                              unsigned long nitems,
                                              bool* flag);
 
 // Returns true if an output named |name| is an internal display.
 CHROMEOS_EXPORT bool IsInternalOutputName(const std::string& name);
 
 // Find a XRRModeInfo that matches |mode|.
@@ skipping 18 matching lines @@
                                            int width,
                                            int height,
                                            bool interlaced,
                                            float refresh_rate);
 
 }  // namespace test
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DISPLAY_OUTPUT_UTIL_H_