Facilitate SDCH content decoding after a proxy removes ALL content info...

net/url_request/url_request_http_job.cc

Index: net/url_request/url_request_http_job.cc
===================================================================
--- net/url_request/url_request_http_job.cc	(revision 12730)
+++ net/url_request/url_request_http_job.cc	(working copy)
@@ -205,9 +205,12 @@
     encoding_types->push_back(Filter::ConvertEncodingToType(encoding_type));
   }
 
-  if (!encoding_types->empty()) {
-    Filter::FixupEncodingTypes(*this, encoding_types);
-  }
+  // Even if encoding types are empty, there is a chance that we need to add
+  // some decoding, as some proxies strip encoding completely. In such cases,
+  // we may need to add (for example) SDCH filtering (when the context suggests
+  // it is appropriate).
+  Filter::FixupEncodingTypes(*this, encoding_types);
+
   return !encoding_types->empty();
 }