minor symfony#18783 [Console] remove methods that were needed for PHP 5.3 (xabbuh)

This PR was merged into the 3.0 branch.

Discussion
----------

[Console] remove methods that were needed for PHP 5.3

| Q             | A
| ------------- | ---
| Branch?       | 3.0
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

7d9e74e remove methods that were needed for PHP 5.3

Author: Tobion

src/Symfony/Component/Console/Helper/ProgressIndicator.php

@@ -76,42 +76,6 @@ public function setMessage($message)
         $this->display();
     }
 
-    /**
-     * Gets the current indicator message.
-     *
-     * @return string|null
-     *
-     * @internal for PHP 5.3 compatibility
-     */
-    public function getMessage()
-    {
-        return $this->message;
-    }
-
-    /**
-     * Gets the progress bar start time.
-     *
-     * @return int The progress bar start time
-     *
-     * @internal for PHP 5.3 compatibility
-     */
-    public function getStartTime()
-    {
-        return $this->startTime;
-    }
-
-    /**
-     * Gets the current animated indicator character.
-     *
-     * @return string
-     *
-     * @internal for PHP 5.3 compatibility
-     */
-    public function getCurrentValue()
-    {
-        return $this->indicatorValues[$this->indicatorCurrent % count($this->indicatorValues)];
-    }
-
     /**
      * Starts the indicator output.
      *
@@ -294,13 +258,13 @@ private static function initPlaceholderFormatters()
     {
         return array(
             'indicator' => function (ProgressIndicator $indicator) {
-                return $indicator->getCurrentValue();
+                return $indicator->indicatorValues[$indicator->indicatorCurrent % count($indicator->indicatorValues)];
             },
             'message' => function (ProgressIndicator $indicator) {
-                return $indicator->getMessage();
+                return $indicator->message;
             },
             'elapsed' => function (ProgressIndicator $indicator) {
-                return Helper::formatTime(time() - $indicator->getStartTime());
+                return Helper::formatTime(time() - $indicator->startTime);
             },
             'memory' => function () {
                 return Helper::formatMemory(memory_get_usage(true));