Index: lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/PictogramFallback.pm
===================================================================
--- lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/PictogramFallback.pm (revision 18789)
+++ lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/PictogramFallback.pm (revision 18800)
@@ -15,5 +15,5 @@
 
 sub filter {
-    my ($self, $html) = @_;
+    my ($self, $content) = @_;
     
     unless ($self->mobile_agent->is_non_mobile) {
@@ -21,5 +21,5 @@
     }
     
-    $html =~ s{(\p{InMobileJPPictograms})}{
+    $content =~ s{(\p{InMobileJPPictograms})}{
         my $char = Encode::JP::Mobile::Character->from_unicode(ord $1);
         my @param;
@@ -34,5 +34,5 @@
     }ge;
     
-    $html;
+    $content;
 }
 
Index: lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/DoCoMoCSS.pm
===================================================================
--- lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/DoCoMoCSS.pm (revision 18789)
+++ lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/DoCoMoCSS.pm (revision 18800)
@@ -20,5 +20,5 @@
 
 sub filter {
-    my ($self, $html) = @_;
+    my ($self, $content) = @_;
     
     unless ($self->mobile_agent->is_docomo) {
@@ -28,10 +28,10 @@
     if ($self->config->{xml_declaration_replace}) {
         # instead of $doc->setEncoding etc..
-        $html =~ s/.*(<html)/$self->config->{xml_declaration} . "\n$1"/msei;
+        $content =~ s/.*(<html)/$self->config->{xml_declaration} . "\n$1"/msei;
     }
      
     my $inliner = HTML::DoCoMoCSS->new(base_dir => $self->config->{base_dir});
-    $html = $inliner->apply($html);
-    $html = Encode::decode_utf8($html);
+    $content = $inliner->apply($content);
+    $content = Encode::decode_utf8($content);
 }
 
Index: lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/DoCoMoGUID.pm
===================================================================
--- lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/DoCoMoGUID.pm (revision 18789)
+++ lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/DoCoMoGUID.pm (revision 18800)
@@ -7,5 +7,5 @@
 
 sub filter {
-    my ($self, $html) = @_;
+    my ($self, $content) = @_;
     
     unless ($self->mobile_agent->is_docomo) {
@@ -13,5 +13,5 @@
     }
     
-    HTML::StickyQuery::DoCoMoGUID->new->sticky( scalarref => \$html );
+    HTML::StickyQuery::DoCoMoGUID->new->sticky( scalarref => \$content->stringfy );
 }
 
Index: lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/Dummy.pm
===================================================================
--- lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/Dummy.pm (revision 15485)
+++ lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/Dummy.pm (revision 18800)
@@ -12,9 +12,9 @@
 
 sub filter {
-    my ($self, $html) = @_;
+    my ($self, $content) = @_;
     
     return join('',
         $self->config->{prefix},
-        $html,
+        $content->stringfy,
         $self->config->{suffix},
     );
Index: lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/EntityReference.pm
===================================================================
--- lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/EntityReference.pm (revision 15485)
+++ lang/perl/HTML-MobileJp-Filter/trunk/lib/HTML/MobileJp/Filter/EntityReference.pm (revision 18800)
@@ -14,9 +14,9 @@
 
 sub filter {
-    my ($self, $html) = @_;
+    my ($self, $content) = @_;
     
     if ($self->mobile_agent->is_non_mobile) {
         if ($self->config->{force}) {
-            $html =~ s{(&\#x([A-Z0-9]+);)}{
+            $content =~ s{(&\#x([A-Z0-9]+);)}{
                 my $code = $1;
                 my $char = chr hex $2;
@@ -25,11 +25,11 @@
         }
     } else {
-        $html = convert_pictogram_entities(
+        $content = convert_pictogram_entities(
             mobile_agent => $self->mobile_agent,
-            html         => $html,
+            html         => $content->stringfy,
         );
     }
     
-    $html;
+    $content;
 }