Console Errors

angular.module('todoListApp', [])

.controller('mainCtrl', function($scope, dataService){
    $scope.helloConsole = dataService.helloConsole;
    $scope.learningNgChange= function(){
        console.log('Helloo There, this is hello world controller function, in the mainCtrl');
    };
    $scope.todos = dataService.getTodos();
})
.service('dataService', function($http){
    this.helloConsole = function(){
        console.log("This is the hello console service!");
    };
    this.getTodos = $http.get('mock/todos.json')
        .then(function(response){
            console.log(response.data);
            return response.data;
    })
});