mac: Replace base::mac::ScopedCFTypeRef with base::ScopedCFTypeRef.

printing/pdf_metafile_cg_mac.h

Index: printing/pdf_metafile_cg_mac.h
diff --git a/printing/pdf_metafile_cg_mac.h b/printing/pdf_metafile_cg_mac.h
index f4dd81acf8166ff48a07ca4084892f2f053b55d9..77f703150c62f2bc0ac31d975c4df1d753af8621 100644
--- a/printing/pdf_metafile_cg_mac.h
+++ b/printing/pdf_metafile_cg_mac.h
@@ -71,13 +71,13 @@ class PRINTING_EXPORT PdfMetafileCg : public Metafile {
   base::ThreadChecker thread_checker_;
 
   // Context for rendering to the pdf.
-  base::mac::ScopedCFTypeRef<CGContextRef> context_;
+  base::ScopedCFTypeRef<CGContextRef> context_;
 
   // PDF backing store.
-  base::mac::ScopedCFTypeRef<CFMutableDataRef> pdf_data_;
+  base::ScopedCFTypeRef<CFMutableDataRef> pdf_data_;
 
   // Lazily-created CGPDFDocument representation of pdf_data_.
-  mutable base::mac::ScopedCFTypeRef<CGPDFDocumentRef> pdf_doc_;
+  mutable base::ScopedCFTypeRef<CGPDFDocumentRef> pdf_doc_;
 
   // Whether or not a page is currently open.
   bool page_is_open_;