Camera permissions were not requested for AR content - fix

Change-Id: I68b5cdb12e628ffdcd91e097c4512a733cc5ba79
Fixed: 1056243
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2072667Reviewed-by: Finnur Thorarinsson <finnur@chromium.org>
Commit-Queue: Piotr Bialecki <bialpio@chromium.org>
Auto-Submit: Piotr Bialecki <bialpio@chromium.org>
Cr-Commit-Position: refs/heads/master@{#745101}

chrome/android/java/src/org/chromium/chrome/browser/settings/website/WebsitePreferenceBridge.java

@@ -270,6 +270,7 @@ public class WebsitePreferenceBridge {
             case ContentSettingsType.MEDIASTREAM_MIC:
                 return Arrays.copyOf(MICROPHONE_PERMISSIONS, MICROPHONE_PERMISSIONS.length);
             case ContentSettingsType.MEDIASTREAM_CAMERA:
+            case ContentSettingsType.AR:
                 return Arrays.copyOf(CAMERA_PERMISSIONS, CAMERA_PERMISSIONS.length);
             default:
                 return EMPTY_PERMISSIONS;