Add debug callbacks for frame decompression ratios to SpdyFramerDebugVisitorInterface.

Lands server change 32325136.

Also fixes new test expectations when USE_SYSTEM_ZLIB is not set.

Review URL: https://codereview.chromium.org/12212025

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@181404 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 10 insertions, 0 deletions

diff --git a/net/spdy/spdy_framer.h b/net/spdy/spdy_framer.h
index 607da99..0685be8 100644
--- a/net/spdy/spdy_framer.h
+++ b/net/spdy/spdy_framer.h
@@ -228,6 +228,16 @@ class SpdyFramerDebugVisitorInterface {
   // Provides uncompressed and compressed sizes.
   virtual void OnCompressedHeaderBlock(size_t uncompressed_len,
                                        size_t compressed_len) {}
+
+  // Called when decompressing header blocks.
+  // Provides uncompressed and compressed sizes.
+  // Called once per incremental decompression. That is to say, if a header
+  // block is decompressed in four chunks, this will result in four calls to
+  // OnDecompressedHeaderBlock() interleaved with four calls to
+  // OnControlFrameHeaderData(). Note that uncompressed_len may be 0 in some
+  // valid cases, even though compressed_len is nonzero.
+  virtual void OnDecompressedHeaderBlock(size_t uncompressed_len,
+                                         size_t compressed_len) {}
 };
 
 class NET_EXPORT_PRIVATE SpdyFramer {