Simplify whitespace handling in build/ Jinja templates

Source/build/scripts/templates/MakeQualifiedNames.h.tmpl

Index: Source/build/scripts/templates/MakeQualifiedNames.h.tmpl
diff --git a/Source/build/scripts/templates/MakeQualifiedNames.h.tmpl b/Source/build/scripts/templates/MakeQualifiedNames.h.tmpl
index 8f8dc3b5ba7cea7767c3e337df9ab04f3fa6ca84..cdaf08128e818bb3fb67ea74982e25e77a97862b 100644
--- a/Source/build/scripts/templates/MakeQualifiedNames.h.tmpl
+++ b/Source/build/scripts/templates/MakeQualifiedNames.h.tmpl
@@ -1,4 +1,4 @@
-{% from "macros.tmpl" import license -%}
+{% from "macros.tmpl" import license %}
 {{ license() }}
 
 #ifndef {{namespace}}Names_h
@@ -15,21 +15,20 @@ namespace {{namespace}}Names {
 extern const WTF::AtomicString {{namespace_prefix}}NamespaceURI;
 
 // Tags
-{%- for tag in tags|sort %}
+{% for tag in tags|sort %}
 extern const WebCore::QualifiedName {{tag|symbol}}Tag;
-{%- endfor %}
+{% endfor %}
 
 // Attributes
-{%- for attr in attrs|sort %}
+{% for attr in attrs|sort %}
 extern const WebCore::QualifiedName {{attr|symbol}}Attr;
-{%- endfor %}
+{% endfor %}
 
 #endif // {{namespace|to_macro_style}}_NAMES_HIDE_GLOBALS
-
-{%- if tags %}
+{% if tags %}
 const unsigned {{namespace}}TagsCount = {{tags|count}};
 PassOwnPtr<const QualifiedName*[]> get{{namespace}}Tags();
-{%- endif %}
+{% endif %}
 const unsigned {{namespace}}AttrsCount = {{attrs|count}};
 PassOwnPtr<const QualifiedName*[]> get{{namespace}}Attrs();