bluetooth: Disconnect if the page becomes hidden or is closed.

third_party/WebKit/LayoutTests/bluetooth/resources/connectGATT-iframe.html

Index: third_party/WebKit/LayoutTests/bluetooth/resources/connectGATT-iframe.html
diff --git a/third_party/WebKit/LayoutTests/bluetooth/resources/requestDevice-in-iframe.html b/third_party/WebKit/LayoutTests/bluetooth/resources/connectGATT-iframe.html
similarity index 51%
copy from third_party/WebKit/LayoutTests/bluetooth/resources/requestDevice-in-iframe.html
copy to third_party/WebKit/LayoutTests/bluetooth/resources/connectGATT-iframe.html
index ac51b07440dd895f2b8494d6aee43a5293b1fadc..7c5fa721867655966580721a48cbdc3db9dd8dcb 100644
--- a/third_party/WebKit/LayoutTests/bluetooth/resources/requestDevice-in-iframe.html
+++ b/third_party/WebKit/LayoutTests/bluetooth/resources/connectGATT-iframe.html
@@ -3,13 +3,11 @@
   window.onmessage = messageEvent => {
     if (messageEvent.data === 'Go') {
       navigator.bluetooth.requestDevice({
-        filters: [{services: ['generic_access']}]
-      }).then(device => {
-        if (device.constructor.name === "BluetoothDevice") {
-          parent.postMessage('Success', '*');
-        } else {
-          parent.postMessage('FAIL: requestDevice in iframe returned ' + device, '*');
-        }
+        filters: [{services: ['heart_rate']}]
+      })
+      .then(device => device.connectGATT())
+      .then(gattServer => {
+        parent.postMessage('Connected', '*');
       }).catch(err => {
         console.error(err);
         parent.postMessage('FAIL: ' + err, '*');