Stop using WebCore namespace in generated code

Source/build/scripts/templates/ElementLookupTrie.cpp.tmpl

 {% from 'macros.tmpl' import license %}
 {{license()}}
 {% macro trie_switch(trie, index) %}
 {# FIXME: No need to switch if there's only a single item in the subtrie:
    can just have an if statement as we're currently doing for leaves. #}
 switch (data[{{index}}]) {
 {% for char, subtrie, tag, conditions in trie %}
 case '{{char}}':
     {% if subtrie %}{# Recurse on subtrie #}
     {{trie_switch(subtrie, index + 1) | indent}}
     {% elif conditions %}{# Check suffix #}
     if ({{conditions | join(' && ')}})
         return {{tag}}Tag.localName().impl();
     return 0;
     {% else %}{# Terminal node (no suffix) #}
     return {{tag}}Tag.localName().impl();
     {% endif %}
 {% endfor %}
 }
 return 0;
 {% endmacro %}
 
 #include "config.h"
 #include "{{namespace}}ElementLookupTrie.h"
 
 #include "{{namespace}}Names.h"
 
-namespace WebCore {
+namespace blink {
 
 using namespace {{namespace}}Names;
 
 StringImpl* lookup{{namespace}}Tag(const UChar* data, unsigned length)
 {
     ASSERT(data);
     ASSERT(length);
     switch (length) {
     {% for length, trie in length_tries %}
     case {{length}}:
         {{trie_switch(trie, 0) | indent(8)}}
     {% endfor %}
     }
     return 0;
 }
 
-} // WebCore
+} // namespace blink