net: boost AES-GCM ciphers if the machine has AES-NI.

base/cpu.h

Index: base/cpu.h
diff --git a/base/cpu.h b/base/cpu.h
index 509763e170f4c666089f65db1b5b81097de452a9..19c99c757328044cc2c3c10c1d3d71ac486dc365 100644
--- a/base/cpu.h
+++ b/base/cpu.h
@@ -49,6 +49,7 @@ class BASE_EXPORT CPU {
   bool has_non_stop_time_stamp_counter() const {
     return has_non_stop_time_stamp_counter_;
   }
+  bool has_aesni() const { return has_aesni_; }

[wtc, 2013/11/19 23:00:44]

It seems that has_aesni() should follow has_avx() because it is also an
instruction set feature. Similarly for the has_aesni_ member.

[agl, 2013/11/20 18:21:07]

Done.

   IntelMicroArchitecture GetIntelMicroArchitecture() const;
   const std::string& cpu_brand() const { return cpu_brand_; }
 
@@ -72,6 +73,7 @@ class BASE_EXPORT CPU {
   bool has_sse42_;
   bool has_avx_;
   bool has_non_stop_time_stamp_counter_;
+  bool has_aesni_;
   std::string cpu_vendor_;
   std::string cpu_brand_;
 };