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

ui/gfx/render_text_mac.h

Index: ui/gfx/render_text_mac.h
diff --git a/ui/gfx/render_text_mac.h b/ui/gfx/render_text_mac.h
index b89737b3e8f5dba8343406d439c20e884a5688ba..345fef0e98d5bbb67e6a062db3d6c48b66c3e64b 100644
--- a/ui/gfx/render_text_mac.h
+++ b/ui/gfx/render_text_mac.h
@@ -74,11 +74,11 @@ class RenderTextMac : public RenderText {
   void ComputeRuns();
 
   // The Core Text line of text. Created by |EnsureLayout()|.
-  base::mac::ScopedCFTypeRef<CTLineRef> line_;
+  base::ScopedCFTypeRef<CTLineRef> line_;
 
   // Array to hold CFAttributedString attributes that allows Core Text to hold
   // weak references to them without leaking.
-  base::mac::ScopedCFTypeRef<CFMutableArrayRef> attributes_;
+  base::ScopedCFTypeRef<CFMutableArrayRef> attributes_;
 
   // Visual dimensions of the text. Computed by |EnsureLayout()|.
   Size string_size_;