Fix whitespace.

Author: sebastianbergmann

PHPUnit/TextUI/ResultPrinter.php

@@ -275,16 +275,17 @@ protected function printDefectTrace(PHPUnit_Framework_TestFailure $defect)
           )
         );
 
-        $e = $defect->thrownException()->getPrevious();                
+        $e = $defect->thrownException()->getPrevious();
+
         while ($e) {
-            $this->write(
-                "\nCaused by\n" .
-                PHPUnit_Framework_TestFailure::exceptionToString($e). "\n" .
-                PHPUnit_Util_Filter::getFilteredStacktrace($e)
-            );
-            $e = $e->getPrevious();
-        }        
-        
+          $this->write(
+            "\nCaused by\n" .
+            PHPUnit_Framework_TestFailure::exceptionToString($e). "\n" .
+            PHPUnit_Util_Filter::getFilteredStacktrace($e)
+          );
+
+          $e = $e->getPrevious();
+        }
     }
 
     /**