Fixed a typo in a method name

lib/Doctrine/DBAL/Platforms/AbstractPlatform.php

@@ -237,7 +237,7 @@ abstract class AbstractPlatform
      *
      * @return string
      */
-    public function getGuidTypeDeclartionSQL(array $field)
+    public function getGuidTypeDeclarationSQL(array $field)
     {
         return $this->getVarcharTypeDeclarationSQL($field);
     }

lib/Doctrine/DBAL/Platforms/PostgreSqlPlatform.php

@@ -578,7 +578,7 @@ class PostgreSqlPlatform extends AbstractPlatform
     /**
      * {@inheritDoc}
      */
-    public function getGuidTypeDeclartionSQL(array $field)
+    public function getGuidTypeDeclarationSQL(array $field)
     {
         return 'UUID';
     }

lib/Doctrine/DBAL/Platforms/SQLServerPlatform.php

@@ -605,7 +605,7 @@ class SQLServerPlatform extends AbstractPlatform
     /**
      * {@inheritDoc}
      */
-    public function getGuidTypeDeclartionSQL(array $field)
+    public function getGuidTypeDeclarationSQL(array $field)
     {
         return 'UNIQUEIDENTIFIER';
     }

lib/Doctrine/DBAL/Types/GuidType.php

@@ -31,7 +31,7 @@ class GuidType extends StringType
 {
     public function getSQLDeclaration(array $fieldDeclaration, AbstractPlatform $platform)
     {
-        return $platform->getGuidTypeDeclartionSQL($fieldDeclaration);
+        return $platform->getGuidTypeDeclarationSQL($fieldDeclaration);
     }
 
     public function getName()