Remove resource type-specific fetching logic from ResourceFetcher

Source/core/fetch/ScriptResource.cpp

Index: Source/core/fetch/ScriptResource.cpp
diff --git a/Source/core/fetch/ScriptResource.cpp b/Source/core/fetch/ScriptResource.cpp
index c7ef8c0d33faf25521c6e2a91e931ee4f771b9b1..347de8c64735c7c9973b08253083e3c32f3f3d9b 100644
--- a/Source/core/fetch/ScriptResource.cpp
+++ b/Source/core/fetch/ScriptResource.cpp
@@ -27,13 +27,22 @@
 #include "config.h"
 #include "core/fetch/ScriptResource.h"
 
+#include "core/fetch/FetchRequest.h"
 #include "core/fetch/ResourceClientWalker.h"
+#include "core/fetch/ResourceFetcher.h"
 #include "platform/MIMETypeRegistry.h"
 #include "platform/SharedBuffer.h"
 #include "platform/network/HTTPParsers.h"
 
 namespace blink {
 
+ResourcePtr<ScriptResource> ScriptResource::fetch(FetchRequest& request, ResourceFetcher* fetcher)
+{
+    ASSERT(request.resourceRequest().frameType() == WebURLRequest::FrameTypeNone);
+    request.mutableResourceRequest().setRequestContext(WebURLRequest::RequestContextScript);
+    return toScriptResource(fetcher->requestResource(request, ScriptResourceFactory()));
+}
+
 ScriptResource::ScriptResource(const ResourceRequest& resourceRequest, const String& charset)
     : TextResource(resourceRequest, Script, "application/javascript", charset)
 {