Remove TestingEnvironment.addHooks test event, should use DI in the future.

tests/PHPUnit/Framework/Fixture.php

@@ -268,7 +268,6 @@ class Fixture extends \PHPUnit_Framework_Assert
 
         $this->getTestEnvironment()->testCaseClass = $this->testCaseClass;
         $this->getTestEnvironment()->save();
-        $this->getTestEnvironment()->executeSetupTestEnvHook();
 
         PiwikCache::getTransientCache()->flushAll();
 

tests/PHPUnit/Framework/TestingEnvironmentManipulator.php

@@ -63,8 +63,6 @@ class TestingEnvironmentManipulator implements EnvironmentManipulator
 
     public function onEnvironmentBootstrapped()
     {
-        $this->vars->executeSetupTestEnvHook();
-
         if (empty($_GET['ignoreClearAllViewDataTableParameters'])) { // TODO: should use testingEnvironment variable, not query param
             try {
                 \Piwik\ViewDataTable\Manager::clearAllViewDataTableParameters();

tests/PHPUnit/Framework/TestingEnvironmentVariables.php

@@ -82,12 +82,4 @@ class TestingEnvironmentVariables
 
         return $plugins;
     }
-
-    /**
-     * for plugins that need to inject special testing logic
-     */
-    public function executeSetupTestEnvHook()
-    {
-        Piwik::postEvent("TestingEnvironment.addHooks", array($this), $pending = true);
-    }
 }
\ No newline at end of file