Remove SpdyFramer::CompressFrame() and use CompressControlFrame instead.

net/spdy/spdy_framer.h

Index: net/spdy/spdy_framer.h
diff --git a/net/spdy/spdy_framer.h b/net/spdy/spdy_framer.h
index 7609491fa902d44db9dd7ce201bd95bb81e38a22..fc05e905475d658e42ad42a39a2bf5a1f4e66854 100644
--- a/net/spdy/spdy_framer.h
+++ b/net/spdy/spdy_framer.h
@@ -386,6 +386,9 @@ class NET_EXPORT_PRIVATE SpdyFramer {
   // Returns true if a frame could be compressed.
   bool IsCompressible(const SpdyFrame& frame) const;
 
+  // Returns a new SpdyControlFrame with the compressed payload of |frame|.
+  SpdyControlFrame* CompressControlFrame(const SpdyControlFrame& frame);
+
   // Get the minimum size of the control frame for the given control frame
   // type. This is useful for validating frame blocks.
   static size_t GetMinimumControlFrameSize(int version, SpdyControlType type);
@@ -465,9 +468,6 @@ class NET_EXPORT_PRIVATE SpdyFramer {
   z_stream* GetHeaderCompressor();
   z_stream* GetHeaderDecompressor();
 
-  // Compression helpers
-  SpdyControlFrame* CompressControlFrame(const SpdyControlFrame& frame);
-
   // Deliver the given control frame's compressed headers block to the visitor
   // in decompressed form, in chunks. Returns true if the visitor has
   // accepted all of the chunks.