[DevTools] Migrate inspector-protocol/emulation tests to new harness

third_party/WebKit/LayoutTests/inspector-protocol/emulation/device-emulation-insets.js

Index: third_party/WebKit/LayoutTests/inspector-protocol/emulation/device-emulation-insets.js
diff --git a/third_party/WebKit/LayoutTests/inspector-protocol/emulation/device-emulation-insets.js b/third_party/WebKit/LayoutTests/inspector-protocol/emulation/device-emulation-insets.js
new file mode 100644
index 0000000000000000000000000000000000000000..684386cd47421f74eb792322e8eddea706744514
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/inspector-protocol/emulation/device-emulation-insets.js
@@ -0,0 +1,14 @@
+(async function(testRunner) {
+  let {page, session, dp} = await testRunner.startBlank('Tests that device emulation with insets affects window.screenWidth, window.screenHeight, screen.width and screen.height.');
+
+  var DeviceEmulator = await testRunner.loadScript('../resources/device-emulator.js');
+  var deviceEmulator = new DeviceEmulator(testRunner, session);
+  await deviceEmulator.emulate(1200, 1000, 1, {left: 10, top: 20, right: 30, bottom: 40});
+
+  var viewport = 'none';
+  testRunner.log(`Loading page with viewport=${viewport}`);
+  await session.navigate('../resources/device-emulation.html?' + viewport);
+
+  testRunner.log(await session.evaluate(`dumpMetrics(true)`));
+  testRunner.completeTest();
+})