[MIPS] Set endianness for MIPS architecture in http_auth_handler_ntlm_portable.

net/http/http_auth_handler_ntlm_portable.cc

Index: net/http/http_auth_handler_ntlm_portable.cc
diff --git a/net/http/http_auth_handler_ntlm_portable.cc b/net/http/http_auth_handler_ntlm_portable.cc
old mode 100644
new mode 100755
index d5febb68d30d98f9475d1bfbf428069a88393d51..dd18a4f9578988f811c089cfb5823b052b1614e9
--- a/net/http/http_auth_handler_ntlm_portable.cc
+++ b/net/http/http_auth_handler_ntlm_portable.cc
@@ -71,9 +71,13 @@ namespace net {
  * ***** END LICENSE BLOCK ***** */
 
 // Discover the endianness by testing processor architecture.
-#if defined(ARCH_CPU_X86) || defined(ARCH_CPU_X86_64) || defined(ARCH_CPU_ARMEL)
+#if defined(ARCH_CPU_X86) || defined(ARCH_CPU_X86_64)\
+ || defined(ARCH_CPU_ARMEL) || defined(ARCH_CPU_MIPSEL)
 #define IS_LITTLE_ENDIAN 1
 #undef  IS_BIG_ENDIAN
+#elif defined(ARCH_CPU_MIPSEB)
+#define IS_BIG_ENDIAN 1
+#undef  IS_LITTLE_ENDIAN
 #else
 #error "Unknown endianness"
 #endif