Move header-ordering validation from hpack decoder to header validator.

net/spdy/hpack/hpack_decoder.cc

Index: net/spdy/hpack/hpack_decoder.cc
diff --git a/net/spdy/hpack/hpack_decoder.cc b/net/spdy/hpack/hpack_decoder.cc
index e8f3f263915178e6c62a78600d837d5a5aa43ed2..da4ef0923e2262da0bcf292303593ca808d7ee0b 100644
--- a/net/spdy/hpack/hpack_decoder.cc
+++ b/net/spdy/hpack/hpack_decoder.cc
@@ -101,17 +101,6 @@ bool HpackDecoder::HandleHeaderRepresentation(StringPiece name,
                                               StringPiece value) {
   total_header_bytes_ += name.size() + value.size();
 
-  // Fail if pseudo-header follows regular header.
-  if (name.size() > 0) {
-    if (name[0] == kPseudoHeaderPrefix) {
-      if (regular_header_seen_) {

[Bence, 2016/05/31 15:57:01]

Please also remove regular_header_seen_ member from header file.

-        return false;
-      }
-    } else {
-      regular_header_seen_ = true;
-    }
-  }
-
   if (handler_ == nullptr) {
     auto it = decoded_block_.find(name);
     if (it == decoded_block_.end()) {