Fix all JSHint complaints in Node.js code.

lib/roles/device/plugins/input.js

@@ -40,8 +40,8 @@ module.exports = syrup.serial()
         })
         .then(function() {
           return adb.shell(options.serial, util.format(
-            "export CLASSPATH='%s';"
-          + " exec app_process /system/bin '%s'"
+            "export CLASSPATH='%s';" +
+            " exec app_process /system/bin '%s'"
           , apk.path
           , apk.main
           ))
@@ -199,7 +199,7 @@ module.exports = syrup.serial()
       .then(openService)
       .then(function() {
         router
-          .on(wire.PhysicalIdentifyMessage, function(channel, message) {
+          .on(wire.PhysicalIdentifyMessage, function(channel) {
             identity()
             push.send([
               channel

lib/roles/device/plugins/logcat.js

@@ -9,7 +9,8 @@ module.exports = syrup.serial()
   .dependency(require('../support/router'))
   .dependency(require('../support/push'))
   .dependency(require('../support/quit'))
-  .define(function(options, adb, router, push, quit) {
+  .dependency(require('./owner'))
+  .define(function(options, adb, router, push, quit, owner) {
     var log = logger.createLogger('device:plugins:logcat')
 
     function openService() {

lib/roles/device/plugins/owner.js

@@ -14,7 +14,8 @@ module.exports = syrup.serial()
   .dependency(require('../support/sub'))
   .dependency(require('../support/channels'))
   .dependency(require('../support/quit'))
-  .define(function(options, identity, input, router, push, sub, channels, quit) {
+  .define(function(options, identity, input, router, push, sub, channels,
+      quit) {
     var log = logger.createLogger('device:plugins:owner')
     var owner = null
 

lib/roles/device/plugins/shell.js

@@ -30,7 +30,7 @@ module.exports = syrup.serial()
 
           function readableListener() {
             var chunk
-            while (chunk = stream.read()) {
+            while ((chunk = stream.read())) {
               push.send([
                 channel
               , wireutil.envelope(new wire.TransactionProgressMessage(

lib/roles/device/plugins/solo.js

@@ -18,7 +18,7 @@ module.exports = syrup.serial()
     sub.subscribe(channel)
     channels.register(channel, Infinity)
 
-    router.on(wire.ProbeMessage, function(channel, message) {
+    router.on(wire.ProbeMessage, function() {
       push.send([
         wireutil.global
       , wireutil.envelope(new wire.DeviceIdentityMessage(

lib/roles/device/plugins/stats.js

@@ -17,7 +17,7 @@ module.exports = syrup.serial()
 
     function openService() {
       return devutil.ensureUnusedPort(adb, options.serial, service.port)
-        .then(function(port) {
+        .then(function() {
           return adb.shell(options.serial, [
               remote.bin
             , '--lib', remote.lib