First step of HTMLImports

Source/core/loader/cache/CachedDocument.cpp

Index: Source/core/loader/cache/CachedDocument.cpp
diff --git a/Source/core/loader/cache/CachedDocument.cpp b/Source/core/loader/cache/CachedDocument.cpp
index ea724499c9fb54d5ba10864010752746875150b3..a34e225761acb88a37b655c1230edd05fd1cace2 100644
--- a/Source/core/loader/cache/CachedDocument.cpp
+++ b/Source/core/loader/cache/CachedDocument.cpp
@@ -24,6 +24,7 @@
 
 #include "core/loader/cache/CachedDocument.h"
 
+#include "core/html/HTMLDocument.h"
 #include "core/loader/cache/CachedResourceClient.h"
 #include "core/loader/cache/CachedResourceHandle.h"
 #include "core/platform/SharedBuffer.h"
@@ -34,10 +35,17 @@ namespace WebCore {
 
 CachedDocument::CachedDocument(const ResourceRequest& request, Type type)
     : CachedResource(request, type)
-    , m_decoder(TextResourceDecoder::create("application/xml"))
 {
-    // FIXME: We'll support more types to support HTMLImports.
-    ASSERT(type == SVGDocumentResource);
+    switch (type) {
+    case SVGDocumentResource:
+        m_decoder = TextResourceDecoder::create("application/xml");
+        break;
+    case HTMLDocumentResource:
+        m_decoder = TextResourceDecoder::create("text/html");
+        break;
+    default:
+        ASSERT_NOT_REACHED();
+    }
 }
 
 CachedDocument::~CachedDocument()
@@ -72,6 +80,8 @@ PassRefPtr<Document> CachedDocument::createDocument(const KURL& url)
     switch (type()) {
     case SVGDocumentResource:
         return SVGDocument::create(0, url);
+    case HTMLDocumentResource:
+        return HTMLDocument::create(0, url);
     default:
         // FIXME: We'll add more types to support HTMLImports.
         ASSERT_NOT_REACHED();