WebUI: Fix more violations of no-extra-semi lint rule.

chrome/browser/resources/cryptotoken/gnubby.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview Provides a client view of a gnubby, aka USB security key.
  */
 'use strict';
 
 /**
@@ skipping 289 matching lines @@
       window.clearTimeout(tid);
       tid = null;
     }
     self.lastReadError_ = /** @private {number|undefined} */ (a);
     var c = callback;
     if (c) {
       callback = null;
       window.setTimeout(function() { c(a, b); }, 0);
     }
     if (self.closingWhenIdle) self.idleClose_();
-  };
+  }
 
   function read_timeout() {
     if (!callback || !tid) return;  // Already done.
 
     console.error(UTIL_fmt(
         '[' + Gnubby.hexCid(self.cid) + '] timeout!'));
 
     if (self.dev) {
       self.dev.destroy();  // Stop pretending this thing works.
     }
 
     tid = null;
 
     schedule_cb(-GnubbyDevice.TIMEOUT);
-  };
+  }
 
   function cont_frame() {
     if (!callback || !tid) return;  // Already done.
 
     var f = new Uint8Array(self.readFrame_());
     var rcmd = f[4];
     var totalLen = (f[5] << 8) + f[6];
 
     if (rcmd == GnubbyDevice.CMD_ERROR && totalLen == 1) {
       // Error from device; forward.
@@ skipping 319 matching lines @@
 
     // Eat everything else but expected sentinel reply.
     if (!sentinelEquals(f)) {
       // Read more.
       self.notifyFrame_(checkSentinel);
       return;
     }
 
     // Done.
     callback(-GnubbyDevice.OK, f);
-  };
+  }
 
   function timeoutLoop() {
     if (done) return;
 
     if (trycount == 0) {
       // Failed.
       callback(-GnubbyDevice.TIMEOUT);
       return;
     }
 
     --trycount;  // Try another one.
     sendSentinel();
     self.notifyFrame_(checkSentinel);
     tid = window.setTimeout(timeoutLoop, 500);
-  };
+  }
 
   var sendSentinel;
   var sentinelEquals;
   var nonce;
   var completionAction;
 
   function setInit() {
     sendSentinel = sendInitSentinel;
     nonce = UTIL_getRandom(8);
     sentinelEquals = initSentinelEquals;
@@ skipping 161 matching lines @@
       }
     }
     // Warn on errors other than waiting for touch, wrong data, and
     // unrecognized command.
     if (rc != 0x6985 && rc != 0x6a80 && rc != 0x6d00) {
       console.warn(UTIL_fmt('apduReply_ fail: ' + rc.toString(16)));
     }
     cb(rc);
   });
 };