style(*): remove unused variables

Author: jbedard

src/Angular.js

@@ -819,7 +819,7 @@ function copy(source, destination) {
 
   function copyRecurse(source, destination) {
     var h = destination.$$hashKey;
-    var result, key;
+    var key;
     if (isArray(source)) {
       for (var i = 0, ii = source.length; i < ii; i++) {
         destination.push(copyElement(source[i]));

src/ng/browser.js

@@ -24,7 +24,6 @@
  */
 function Browser(window, document, $log, $sniffer) {
   var self = this,
-      rawDocument = document[0],
       location = window.location,
       history = window.history,
       setTimeout = window.setTimeout,

src/ng/directive/input.js

@@ -1114,7 +1114,7 @@ function baseInputType(scope, element, attr, ctrl, $sniffer, $browser) {
   if (!$sniffer.android) {
     var composing = false;
 
-    element.on('compositionstart', function(data) {
+    element.on('compositionstart', function() {
       composing = true;
     });
 

src/ng/directive/ngModel.js

@@ -644,7 +644,7 @@ var NgModelController = ['$scope', '$exceptionHandler', '$attrs', '$element', '$
         setValidity(name, undefined);
         validatorPromises.push(promise.then(function() {
           setValidity(name, true);
-        }, function(error) {
+        }, function() {
           allValid = false;
           setValidity(name, false);
         }));
@@ -1118,7 +1118,7 @@ var ngModelDirective = ['$rootScope', function($rootScope) {
             });
           }
 
-          element.on('blur', function(ev) {
+          element.on('blur', function() {
             if (modelCtrl.$touched) return;
 
             if ($rootScope.$$phase) {

src/ng/directive/select.js

@@ -20,7 +20,7 @@ function chromeHack(optionElement) {
  * added `<option>` elements, perhaps by an `ngRepeat` directive.
  */
 var SelectController =
-        ['$element', '$scope', '$attrs', function($element, $scope, $attrs) {
+        ['$element', '$scope', function($element, $scope) {
 
   var self = this,
       optionsMap = new HashMap();

src/ng/http.js

@@ -47,7 +47,7 @@ function $HttpParamSerializerProvider() {
       forEachSorted(params, function(value, key) {
         if (value === null || isUndefined(value)) return;
         if (isArray(value)) {
-          forEach(value, function(v, k) {
+          forEach(value, function(v) {
             parts.push(encodeUriQuery(key)  + '=' + encodeUriQuery(serializeValue(v)));
           });
         } else {

src/ng/parse.js

@@ -1449,7 +1449,7 @@ ASTInterpreter.prototype = {
         return context ? {value: locals} : locals;
       };
     case AST.NGValueParameter:
-      return function(scope, locals, assign, inputs) {
+      return function(scope, locals, assign) {
         return context ? {value: assign} : assign;
       };
     }

src/ng/rootScope.js

@@ -750,7 +750,7 @@ function $RootScopeProvider() {
             dirty, ttl = TTL,
             next, current, target = this,
             watchLog = [],
-            logIdx, logMsg, asyncTask;
+            logIdx, asyncTask;
 
         beginPhase('$digest');
         // Check for changes to browser url that happened in sync before the call to $digest