Add support for reading blobs when using the network service.

content/common/net_adapters.h

Index: content/common/net_adapters.h
diff --git a/content/network/net_adapters.h b/content/common/net_adapters.h
similarity index 95%
rename from content/network/net_adapters.h
rename to content/common/net_adapters.h
index ab6a496894cc181a34fcec10863f0d9b8f0914c1..9da1b21b71b998e691fc027172a06bb3da25edf7 100644
--- a/content/network/net_adapters.h
+++ b/content/common/net_adapters.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_NETWORK_NET_ADAPTERS_
-#define CONTENT_NETWORK_NET_ADAPTERS_
+#ifndef CONTENT_COMMON_NET_ADAPTERS_
+#define CONTENT_COMMON_NET_ADAPTERS_
 
 #include <stdint.h>
 
@@ -68,4 +68,4 @@ class NetToMojoIOBuffer : public net::WrappedIOBuffer {
 
 }  // namespace content
 
-#endif  // CONTENT_NETWORK_NET_ADAPTERS_
+#endif  // CONTENT_COMMON_NET_ADAPTERS_