Remove trailing whitespace.

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

library/HTMLPurifier/ConfigSchema/Builder/ConfigSchema.php

@@ -6,7 +6,7 @@
  */
 class HTMLPurifier_ConfigSchema_Builder_ConfigSchema
 {
-    
+
     public function build($interchange) {
         $schema = new HTMLPurifier_ConfigSchema();
         foreach ($interchange->namespaces as $n) {
@@ -46,5 +46,5 @@ class HTMLPurifier_ConfigSchema_Builder_ConfigSchema
         $schema->postProcess();
         return $schema;
     }
-    
+
 }

library/HTMLPurifier/ConfigSchema/Builder/Xml.php

@@ -6,69 +6,69 @@
  */
 class HTMLPurifier_ConfigSchema_Builder_Xml extends XMLWriter
 {
-    
+
     protected $interchange;
-    
+
     protected function writeHTMLDiv($html) {
         $this->startElement('div');
-        
+
         $purifier = HTMLPurifier::getInstance();
         $html = $purifier->purify($html);
         $this->writeAttribute('xmlns', 'http://www.w3.org/1999/xhtml');
         $this->writeRaw($html);
-        
+
         $this->endElement(); // div
     }
-    
+
     protected function export($var) {
         if ($var === array()) return 'array()';
         return var_export($var, true);
     }
-    
+
     public function build($interchange) {
         // global access, only use as last resort
         $this->interchange = $interchange;
-        
+
         $this->setIndent(true);
         $this->startDocument('1.0', 'UTF-8');
         $this->startElement('configdoc');
         $this->writeElement('title', $interchange->name);
-        
+
         foreach ($interchange->namespaces as $namespace) {
             $this->buildNamespace($namespace);
         }
-        
+
         $this->endElement(); // configdoc
         $this->flush();
     }
-    
+
     public function buildNamespace($namespace) {
         $this->startElement('namespace');
         $this->writeAttribute('id', $namespace->namespace);
-        
+
         $this->writeElement('name', $namespace->namespace);
         $this->startElement('description');
             $this->writeHTMLDiv($namespace->description);
         $this->endElement(); // description
-        
+
         foreach ($this->interchange->directives as $directive) {
             if ($directive->id->namespace !== $namespace->namespace) continue;
             $this->buildDirective($directive);
         }
-        
+
         $this->endElement(); // namespace
     }
-    
+
     public function buildDirective($directive) {
         $this->startElement('directive');
         $this->writeAttribute('id', $directive->id->toString());
-        
+
         $this->writeElement('name', $directive->id->directive);
-        
+
         $this->startElement('aliases');
             foreach ($directive->aliases as $alias) $this->writeElement('alias', $alias->toString());
         $this->endElement(); // aliases
-        
+
         $this->startElement('constraints');
             if ($directive->version) $this->writeElement('version', $directive->version);
             $this->startElement('type');
@@ -88,19 +88,19 @@ class HTMLPurifier_ConfigSchema_Builder_Xml extends XMLWriter
                 $this->endElement();
             }
         $this->endElement(); // constraints
-        
+
         if ($directive->deprecatedVersion) {
             $this->startElement('deprecated');
                 $this->writeElement('version', $directive->deprecatedVersion);
                 $this->writeElement('use', $directive->deprecatedUse->toString());
             $this->endElement(); // deprecated
         }
-        
+
         $this->startElement('description');
             $this->writeHTMLDiv($directive->description);
         $this->endElement(); // description
-        
+
         $this->endElement(); // directive
     }
-    
+
 }