Remove trailing whitespace.

Signed-off-by: Edward Z. Yang <edwardzyang@thewritingpot.com>

tests/HTMLPurifier/Strategy/CompositeTest.php

@@ -3,63 +3,63 @@
 class HTMLPurifier_Strategy_Composite_Test
     extends HTMLPurifier_Strategy_Composite
 {
-    
+
     public function __construct(&$strategies) {
         $this->strategies =& $strategies;
     }
-    
+
 }
 
 // doesn't use Strategy harness
 class HTMLPurifier_Strategy_CompositeTest extends HTMLPurifier_Harness
 {
-    
+
     function test() {
-        
+
         generate_mock_once('HTMLPurifier_Strategy');
         generate_mock_once('HTMLPurifier_Config');
         generate_mock_once('HTMLPurifier_Context');
-        
+
         // setup a bunch of mock strategies to inject into our composite test
-        
+
         $mock_1 = new HTMLPurifier_StrategyMock();
         $mock_2 = new HTMLPurifier_StrategyMock();
         $mock_3 = new HTMLPurifier_StrategyMock();
-        
+
         // setup the object
-        
+
         $strategies = array(&$mock_1, &$mock_2, &$mock_3);
         $composite = new HTMLPurifier_Strategy_Composite_Test($strategies);
-        
+
         // setup expectations
-        
+
         $input_1 = 'This is raw data';
         $input_2 = 'Processed by 1';
         $input_3 = 'Processed by 1 and 2';
         $input_4 = 'Processed by 1, 2 and 3'; // expected output
-        
+
         $config  = new HTMLPurifier_ConfigMock();
         $context = new HTMLPurifier_ContextMock();
-        
+
         $params_1 = array($input_1, $config, $context);
         $params_2 = array($input_2, $config, $context);
         $params_3 = array($input_3, $config, $context);
-        
+
         $mock_1->expectOnce('execute', $params_1);
         $mock_1->setReturnValue('execute', $input_2, $params_1);
-        
+
         $mock_2->expectOnce('execute', $params_2);
         $mock_2->setReturnValue('execute', $input_3, $params_2);
-        
+
         $mock_3->expectOnce('execute', $params_3);
         $mock_3->setReturnValue('execute', $input_4, $params_3);
-        
+
         // perform test
-        
+
         $output = $composite->execute($input_1, $config, $context);
         $this->assertIdentical($input_4, $output);
-        
+
     }
-    
+
 }