* Update all UI components to use SVG icons instead of icon fonts
* Adjust some icon sizes to 32px
Replacing icon fonts with inline SVGs removes the loading delay caused
by font fetching. Icons now appear immediately with zero delay.
Close https://github.com/shaka-project/shaka-player/issues/2467
If the remote player does not have getChapters(), the proxied call returns undefined. This led to exceptions when .length was accessed.
Reported as part of issue #7546