PAN-346  -- the meta-id match is breaking things, so we're backing it out

Revert "Loxigen: added src/dst meta id matches"

This reverts commit 6798fff95a652dabea64ca722e030f11b4f187b3.
diff --git a/c_gen/c_match.py b/c_gen/c_match.py
index 331b2c3..84bc782 100644
--- a/c_gen/c_match.py
+++ b/c_gen/c_match.py
@@ -274,8 +274,6 @@
     OF_OXM_INDEX_IPV6_ND_TLL    = 33, /* Target link-layer for ND. */
     OF_OXM_INDEX_MPLS_LABEL     = 34, /* MPLS label. */
     OF_OXM_INDEX_MPLS_TC        = 35, /* MPLS TC. */
-    OF_OXM_INDEX_SRC_META_ID = 36,
-    OF_OXM_INDEX_DST_META_ID = 37,
 };
 
 #define OF_OXM_BIT(index) (((uint64_t) 1) << (index))
diff --git a/c_gen/templates/loci_show.h b/c_gen/templates/loci_show.h
index bf9b93b..acb06b8 100644
--- a/c_gen/templates/loci_show.h
+++ b/c_gen/templates/loci_show.h
@@ -332,8 +332,6 @@
 #define LOCI_SHOW_u32_ipv4_netmask(writer, cookie, val) LOCI_SHOW_ipv4(writer, cookie, val)
 #define LOCI_SHOW_u8_l2_table_enable(writer, cookie, val) LOCI_SHOW_u8(writer, cookie, val)
 #define LOCI_SHOW_u16_l2_table_priority(writer, cookie, val) LOCI_SHOW_u16(writer, cookie, val)
-#define LOCI_SHOW_u8_src_meta_id(writer, cookie, val) LOCI_SHOW_u8(writer, cookie, val)
-#define LOCI_SHOW_u8_dst_meta_id(writer, cookie, val) LOCI_SHOW_u8(writer, cookie, val)
 
 
 
diff --git a/loxi_front_end/match.py b/loxi_front_end/match.py
index 5c83859..42c0a9e 100644
--- a/loxi_front_end/match.py
+++ b/loxi_front_end/match.py
@@ -394,28 +394,6 @@
         takes_mask_in_spec=False,
         order=501,
         ),
-
-    src_meta_id = dict(
-        name="src_meta_id",
-        m_type="uint8_t",
-        v1_wc_shift=23,
-        v2_wc_shift=23,
-        print_type="PRIx8",
-        conditions="",
-        takes_mask_in_spec=False,
-        order=600,
-        ),
-
-    dst_meta_id = dict(
-        name="dst_meta_id",
-        m_type="uint8_t",
-        v1_wc_shift=24,
-        v2_wc_shift=24,
-        print_type="PRIx8",
-        conditions="",
-        takes_mask_in_spec=False,
-        order=601,
-        ),
 )
 
 match_keys_sorted = of_match_members.keys()
@@ -433,9 +411,7 @@
     "tcp_dst",  # Means UDP too for 1.0 and 1.1
     "tcp_src",  # Means UDP too for 1.0 and 1.1
     "vlan_pcp",
-    "vlan_vid",
-    "src_meta_id",
-    "dst_meta_id",
+    "vlan_vid"
     ]
 
 of_v2_keys = [
diff --git a/openflow_input/oxm-1.2 b/openflow_input/oxm-1.2
index 37737c1..b18c6fb 100644
--- a/openflow_input/oxm-1.2
+++ b/openflow_input/oxm-1.2
@@ -433,25 +433,3 @@
     uint16_t value;
     uint16_t value_mask;
 };
-
-struct of_oxm_src_meta_id {
-    uint32_t type_len == 0x0003f001;
-    uint8_t value;
-};
-
-struct of_oxm_src_meta_id_masked {
-    uint32_t type_len == 0x0003f102;
-    uint8_t value;
-    uint8_t value_mask;
-};
-
-struct of_oxm_dst_meta_id {
-    uint32_t type_len == 0x0003f201;
-    uint8_t value;
-};
-
-struct of_oxm_dst_meta_id_masked {
-    uint32_t type_len == 0x0003f302;
-    uint8_t value;
-    uint8_t value_mask;
-};
diff --git a/openflow_input/standard-1.0 b/openflow_input/standard-1.0
index 895a0b9..5d4405c 100644
--- a/openflow_input/standard-1.0
+++ b/openflow_input/standard-1.0
@@ -156,8 +156,6 @@
     OFPFW_NW_DST_MASK = 0xfc000,
     OFPFW_DL_VLAN_PCP = 0x100000,
     OFPFW_NW_TOS = 0x200000,
-    OFPFW_SRC_META_ID = 0x400000,
-    OFPFW_DST_META_ID = 0x800000,
     OFPFW_ALL = 0x3fffff,
 };
 
@@ -564,8 +562,7 @@
     uint16_t eth_type;
     uint8_t ip_dscp;
     uint8_t ip_proto;
-    uint8_t src_meta_id;
-    uint8_t dst_meta_id;
+    pad(2);
     uint32_t ipv4_src;
     uint32_t ipv4_dst;
     uint16_t tcp_src;
diff --git a/test_data/of10/flow_add.data b/test_data/of10/flow_add.data
index 42fca89..9801a36 100644
--- a/test_data/of10/flow_add.data
+++ b/test_data/of10/flow_add.data
@@ -42,8 +42,6 @@
     eth_type = 0x0,
     ip_dscp = 0x0,
     ip_proto = 0x0,
-    src_meta_id = 0x0,
-    dst_meta_id = 0x0,
     ipv4_src = 192.168.3.127,
     ipv4_dst = 255.255.255.255,
     tcp_src = 0x0,