Updating qemu to version 3.1.0-rc5, to support VI/VF bits.

Bug: 117270899
Change-Id: Ie9892fe2b69a0577f442dcd25e32733b5b75807e
diff --git a/linux-x64/qemu/METADATA b/linux-x64/qemu/METADATA
index 39af6ab..d4d1345 100644
--- a/linux-x64/qemu/METADATA
+++ b/linux-x64/qemu/METADATA
@@ -8,9 +8,9 @@
   }
   url {
     type: ARCHIVE
-    value: "https://download.qemu.org/qemu-2.12.1.tar.xz"
+    value: "https://download.qemu.org/qemu-3.1.0-rc5.tar.xz"
   }
-  version: "2.12.1"
-  last_upgrade_date { year: 2018 month: 8 day: 9 }
+  version: "3.1.0-rc5"
+  last_upgrade_date { year: 2018 month: 12 day: 11 }
   license_type: RESTRICTED
 }
diff --git a/linux-x64/qemu/README.md b/linux-x64/qemu/README.md
index d430ddb..0af2a65 100644
--- a/linux-x64/qemu/README.md
+++ b/linux-x64/qemu/README.md
@@ -1,10 +1,10 @@
-qemu-system-aarch64 2.12.1
+qemu-system-aarch64 3.1.0-rc5
 
 ``` shell
-https://download.qemu.org/qemu-2.12.1.tar.xz
-tar xf qemu-2.12.1.tar.xz
-cd qemu-2.12.1
+https://download.qemu.org/qemu-3.1.0-rc5.tar.xz
+tar xf qemu-3.1.0-rc5.tar.xz
+cd qemu-3.1.0-rc5
 ./configure --target-list=aarch64-softmmu --disable-gtk --disable-vnc --disable-vhost-net --disable-vhost-vsock --disable-vhost-user --disable-vhost-scsi --disable-vhost-crypto --disable-libxml2 --disable-libusb --disable-tpm --disable-kvm --disable-qom-cast-debug --disable-guest-agent --disable-replication --disable-live-block-migration --disable-blobs
-make
+make -j64
 strip aarch64-softmmu/qemu-system-aarch64
 ```
diff --git a/linux-x64/qemu/qemu-system-aarch64 b/linux-x64/qemu/qemu-system-aarch64
index 5b02a2a..3fbe65e 100755
--- a/linux-x64/qemu/qemu-system-aarch64
+++ b/linux-x64/qemu/qemu-system-aarch64
Binary files differ