removed setCanChangeWebcam becaus not needed and this fixes the bug with unable to select camara if only 1 webcam is connected

app/lib/RoomClient.js

@@ -1730,8 +1730,6 @@ export default class RoomClient
 			else if (!this._webcams.has(currentWebcamId))
 				this._webcam.device = array[0];
 
-			this._dispatch(
-				stateActions.setCanChangeWebcam(len >= 2));
 			if (len >= 1)
 				this._dispatch(
 					stateActions.setWebcamDevices(this._webcams));

app/lib/components/Settings.jsx

@@ -22,12 +22,6 @@ const Settings = ({
 }) =>
 {
 	let webcams;
-	let webcamText;
-
-	if (me.canChangeWebcam)
-		webcamText = 'Select camera';
-	else
-		webcamText = 'Unable to select camera';
 
 	if (me.webcamDevices)
 		webcams = Array.from(me.webcamDevices.values());
@@ -51,11 +45,10 @@ const Settings = ({
 		<div data-component='Settings'>
 			<div className='settings'>
 				<Dropdown
-					disabled={!me.canChangeWebcam}
 					options={webcams}
 					value={findOption(webcams, me.selectedWebcam)}
 					onChange={(webcam) => handleChangeWebcam(webcam.value)}
-					placeholder={webcamText}
+					placeholder={'Select camera'}
 				/>
 
 				<Dropdown

app/lib/components/appPropTypes.js

@@ -23,7 +23,6 @@ export const Me = PropTypes.shape(
 		device               : Device.isRequired,
 		canSendMic           : PropTypes.bool.isRequired,
 		canSendWebcam        : PropTypes.bool.isRequired,
-		canChangeWebcam      : PropTypes.bool.isRequired,
 		webcamInProgress     : PropTypes.bool.isRequired,
 		audioOnly            : PropTypes.bool.isRequired,
 		audioOnlyInProgress  : PropTypes.bool.isRequired,

app/lib/redux/STATE.md

@@ -18,7 +18,6 @@
     device               : { flag: 'firefox', name: 'Firefox', version: '61' },
     canSendMic           : true,
     canSendWebcam        : true,
-    canChangeWebcam      : false,
     webcamInProgress     : false,
     audioOnly            : false,
     audioOnlyInProgress  : false,

app/lib/redux/stateActions.js

@@ -62,14 +62,6 @@ export const setAudioDevices = (devices) =>
 	};
 };
 
-export const setCanChangeWebcam = (flag) =>
-{
-	return {
-		type    : 'SET_CAN_CHANGE_WEBCAM',
-		payload : flag
-	};
-};
-
 export const setWebcamDevices = (devices) =>
 {
 	return {