Add overscanCalibration methods to system_display.idl

extensions/browser/api/system_display/display_info_provider.cc

Index: extensions/browser/api/system_display/display_info_provider.cc
diff --git a/extensions/browser/api/system_display/display_info_provider.cc b/extensions/browser/api/system_display/display_info_provider.cc
index 8260a842e9cc4231a3cbd59de819dbe9fc9a87c5..914cd8b5619cbd5c260b559288a5474dbffc2d63 100644
--- a/extensions/browser/api/system_display/display_info_provider.cc
+++ b/extensions/browser/api/system_display/display_info_provider.cc
@@ -89,6 +89,24 @@ DisplayUnitInfoList DisplayInfoProvider::GetAllDisplaysInfo() {
   return all_displays;
 }
 
+bool DisplayInfoProvider::OverscanCalibrationStart(const std::string& id) {
+  return false;
+}
+
+bool DisplayInfoProvider::OverscanCalibrationAdjust(
+    const std::string& id,
+    const api::system_display::Insets& delta) {
+  return false;
+}
+
+bool DisplayInfoProvider::OverscanCalibrationReset(const std::string& id) {
+  return false;
+}
+
+bool DisplayInfoProvider::OverscanCalibrationComplete(const std::string& id) {
+  return false;
+}
+
 DisplayInfoProvider::DisplayInfoProvider() {
 }