Read EDID for the 1st display for startup

ui/display/util/x11/edid_parser_x11.cc

Index: ui/display/util/x11/edid_parser_x11.cc
diff --git a/ui/display/util/x11/edid_parser_x11.cc b/ui/display/util/x11/edid_parser_x11.cc
index 407639b650871e2683d226c0ed2143204c297023..47f8fb68b684dc2c358f706d4746dcce55fe899c 100644
--- a/ui/display/util/x11/edid_parser_x11.cc
+++ b/ui/display/util/x11/edid_parser_x11.cc
@@ -54,7 +54,7 @@ bool GetEDIDProperty(XID output, std::vector<uint8_t>* edid) {
   int actual_format;
   unsigned long bytes_after;
   unsigned long nitems = 0;
-  unsigned char* prop = NULL;
+  unsigned char* prop = nullptr;
   XRRGetOutputProperty(display,
                        output,
                        edid_property,
@@ -78,7 +78,7 @@ bool GetEDIDProperty(XID output, std::vector<uint8_t>* edid) {
 // Gets some useful data from the specified output device, such like
 // manufacturer's ID, product code, and human readable name. Returns false if it
 // fails to get those data and doesn't touch manufacturer ID/product code/name.
-// NULL can be passed for unwanted output parameters.
+// nullptr can be passed for unwanted output parameters.
 bool GetOutputDeviceData(XID output,
                          uint16_t* manufacturer_id,
                          std::string* human_readable_name) {
@@ -86,9 +86,8 @@ bool GetOutputDeviceData(XID output,
   if (!GetEDIDProperty(output, &edid))
     return false;
 
-  bool result = ParseOutputDeviceData(
-      edid, manufacturer_id, human_readable_name);
-  return result;
+  return ParseOutputDeviceData(edid, manufacturer_id, human_readable_name,
+                               nullptr, nullptr);
 }
 
 }  // namespace
@@ -106,7 +105,7 @@ bool GetDisplayId(XID output_id,
 
 std::string GetDisplayName(RROutput output) {
   std::string display_name;
-  GetOutputDeviceData(output, NULL, &display_name);
+  GetOutputDeviceData(output, nullptr, &display_name);
   return display_name;
 }