Move getBlhostCmd() from shared.js to uhk.js

packages/usb/shared.js

@@ -1,27 +1,5 @@
 require('shelljs/global');
 
-function getBlhostCmd(pid) {
-    let blhostPath;
-    switch (process.platform) {
-        case 'linux':
-            const arch = exec('uname -m', {silent:true}).stdout.trim();
-            blhostPath = `linux/${arch}/blhost`;
-            break;
-        case 'darwin':
-            blhostPath = 'mac/blhost';
-            break;
-        case 'win32':
-            blhostPath = 'win/blhost.exe';
-            break;
-        default:
-            echo('Your operating system is not supported.');
-            exit(1);
-            break;
-    }
-
-    return `${__dirname}/blhost/${blhostPath} --usb 0x1d50,0x${pid.toString(16)}`;
-}
-
 function execRetry(command) {
     let firstRun = true;
     let remainingRetries = 3;
@@ -38,7 +16,6 @@ function execRetry(command) {
 }
 
 const exp = {
-    getBlhostCmd,
     execRetry,
 }