Remove limit on individual hpack string literals.

net/spdy/hpack/hpack_constants.h

Index: net/spdy/hpack/hpack_constants.h
diff --git a/net/spdy/hpack/hpack_constants.h b/net/spdy/hpack/hpack_constants.h
index a247e405dcc66c8f1ec77f5312cc770a9b4c0722..c8c0bc479a5953a24a8cf56380bab70e9aa051e5 100644
--- a/net/spdy/hpack/hpack_constants.h
+++ b/net/spdy/hpack/hpack_constants.h
@@ -46,10 +46,6 @@ class HpackStaticTable;
 // Defined in RFC 7540 section 6.5.2.
 const uint32_t kDefaultHeaderTableSizeSetting = 4096;
 
-// Largest string literal an HpackDecoder/HpackEncoder will attempt to process
-// before returning an error.
-const uint32_t kDefaultMaxStringLiteralSize = 256 * 1024;
-
 // Maximum amount of encoded header buffer HpackDecoder will retain before
 // returning an error.
 // TODO(jgraettinger): Remove with SpdyHeadersHandlerInterface switch.