detect ability to open popup instead of browser

ui/app/components/pages/create-account/connect-hardware/connect-screen.js

@@ -16,9 +16,11 @@ class ConnectScreen extends Component {
                 ]),
                 h(
                     'button.btn-primary.btn--large',
-                    { onClick: () => global.platform.openWindow({
+                    {
+                      onClick: () => global.platform.openWindow({
                         url: 'https://google.com/chrome',
-                    }), style: { margin: 12 } },
+                      }),
+                    },
                     this.context.t('downloadGoogleChrome')
                 ),
             ])
@@ -49,8 +51,7 @@ class ConnectScreen extends Component {
       }
 
     render () {
-        const isChrome = window.navigator.userAgent.search('Chrome') !== -1
+        if (this.props.browserSupported) {
-        if (isChrome) {
             return this.renderConnectScreen()
         }
         return this.renderUnsupportedBrowser()
@@ -59,7 +60,8 @@ class ConnectScreen extends Component {
 
 ConnectScreen.propTypes = {
     connectToTrezor: PropTypes.func.isRequired,
-    btnText: PropTypes.string,
+    btnText: PropTypes.string.isRequired,
+    browserSupported: PropTypes.bool.isRequired,
 }
 
 ConnectScreen.contextTypes = {

ui/app/components/pages/create-account/connect-hardware/index.js

@@ -16,6 +16,7 @@ class ConnectHardwareForm extends Component {
       btnText: context.t('connectToTrezor'),
       selectedAccount: null,
       accounts: [],
+      browserSupported: true,
     }
   }
 
@@ -78,6 +79,9 @@ class ConnectHardwareForm extends Component {
         }
       })
       .catch(e => {
+        if (e === 'Window blocked') {
+          this.setState({ browserSupported: false })
+        }
         this.setState({ btnText: this.context.t('connectToTrezor') })
       })
   }
@@ -125,6 +129,7 @@ class ConnectHardwareForm extends Component {
       return h(ConnectScreen, {
         connectToTrezor: this.connectToTrezor,
         btnText: this.state.btnText,
+        browserSupported: this.state.browserSupported,
       })
     }