Support file utilities and mime-related methods on workers.

chrome/worker/worker_webkitclient_impl.h

Index: chrome/worker/worker_webkitclient_impl.h
diff --git a/chrome/worker/worker_webkitclient_impl.h b/chrome/worker/worker_webkitclient_impl.h
index e5b3ec6ae4bce073a742e17a05df754ffc57ff50..df98e7ddeac525d26f43bb14f2e0be5fec325787 100644
--- a/chrome/worker/worker_webkitclient_impl.h
+++ b/chrome/worker/worker_webkitclient_impl.h
@@ -8,11 +8,14 @@
 
 #include "base/scoped_ptr.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebMimeRegistry.h"
-#include "webkit/glue/webfileutilities_impl.h"
 #include "webkit/glue/webkitclient_impl.h"
 
 class WebFileSystemImpl;
 
+namespace WebKit {
+class WebFileUtilities;
+}
+
 class WorkerWebKitClientImpl : public webkit_glue::WebKitClientImpl,
                                public WebKit::WebMimeRegistry {
  public:
@@ -37,7 +40,6 @@ class WorkerWebKitClientImpl : public webkit_glue::WebKitClientImpl,
       const WebKit::WebURL& url,
       const WebKit::WebURL& first_party_for_cookies);
   virtual void prefetchHostName(const WebKit::WebString&);
-  virtual bool getFileSize(const WebKit::WebString& path, long long& result);
   virtual WebKit::WebString defaultLocale();
   virtual WebKit::WebStorageNamespace* createLocalStorageNamespace(
       const WebKit::WebString& path, unsigned quota);
@@ -75,7 +77,9 @@ class WorkerWebKitClientImpl : public webkit_glue::WebKitClientImpl,
       const WebKit::WebString&);
 
  private:
-  webkit_glue::WebFileUtilitiesImpl file_utilities_;
+
+  class FileUtilities;
+  scoped_ptr<FileUtilities> file_utilities_;
 
   scoped_ptr<WebKit::WebBlobRegistry> blob_registry_;