Adds touch calibration methods to system_display.idl API

extensions/browser/api/system_display/system_display_api.cc

 // Copyright 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.
 
 #include "extensions/browser/api/system_display/system_display_api.h"
 
 #include <memory>
 #include <string>
 
 #include "build/build_config.h"
@@ skipping 120 matching lines @@
 SystemDisplayOverscanCalibrationCompleteFunction::Run() {
   std::unique_ptr<display::OverscanCalibrationComplete::Params> params(
       display::OverscanCalibrationComplete::Params::Create(*args_));
   if (!DisplayInfoProvider::Get()->OverscanCalibrationComplete(params->id)) {
     return RespondNow(
         Error("Calibration not started for display ID: " + params->id));
   }
   return RespondNow(NoArguments());
 }
 
+ExtensionFunction::ResponseAction
+SystemDisplayTouchCalibrationStartFunction::Run() {
+  std::unique_ptr<display::TouchCalibrationStart::Params> params(
+      display::TouchCalibrationStart::Params::Create(*args_));
+  if (!DisplayInfoProvider::Get()->TouchCalibrationStart(params->id))
+    return RespondNow(Error("Invalid display ID: " + params->id));

[stevenjb, 2016/11/29 18:53:29]

nit: It might be nice to explictly check for in-progress (vs. some other error)
if that makes sense.

[malaykeshav, 2016/11/30 00:53:16]

Done

+  return RespondNow(NoArguments());
+}
+
+ExtensionFunction::ResponseAction
+SystemDisplayTouchCalibrationSetFunction::Run() {
+  std::unique_ptr<display::TouchCalibrationSet::Params> params(
+      display::TouchCalibrationSet::Params::Create(*args_));
+  if (!DisplayInfoProvider::Get()->TouchCalibrationSet(params->id,
+                                                       params->pairs,
+                                                       params->bounds))
+    return RespondNow(Error("Invalid display ID: " + params->id));

[stevenjb, 2016/11/29 18:53:29]

{}

[malaykeshav, 2016/11/30 00:53:16]

Done

+  return RespondNow(NoArguments());
+}
+
+ExtensionFunction::ResponseAction
+SystemDisplayTouchCalibrationResetFunction::Run() {
+  std::unique_ptr<display::TouchCalibrationReset::Params> params(
+      display::TouchCalibrationReset::Params::Create(*args_));
+  if (!DisplayInfoProvider::Get()->TouchCalibrationReset(params->id))
+    return RespondNow(Error("Invalid display ID: " + params->id));
+  return RespondNow(NoArguments());
+}
+
 }  // namespace extensions