Generalize client OS filtering by device and move logic to Device class itself

Summary: Adding support for a WindowsDevice (in following diff) that relies on this behavior, also seems reasonable that the logic for what client os' a device supports should be in the device class.

Reviewed By: jknoxville

Differential Revision: D8861698

fbshipit-source-id: 2907f616baa04eb71a9e4ef3b6704980acbafaf5

src/devices/BaseDevice.js

@@ -53,6 +53,10 @@ export default class BaseDevice {
   // possible src of icon to display next to the device title
   icon: ?string;
 
+  supportsOS(os: string) {
+    return os.toLowerCase() === this.os.toLowerCase();
+  }
+
   supportsPlugin = (DevicePlugin: Class<SonarDevicePlugin<>>): boolean => {
     return this.supportedPlugins.includes(DevicePlugin.id);
   };