Remove methods deprecated in Drake from L2ModificationInstruction API

Change-Id: I30dbc2e9c590d4bc2bc672e13581dbd1c3b3561b
diff --git a/core/common/src/main/java/org/onosproject/codec/impl/EncodeInstructionCodecHelper.java b/core/common/src/main/java/org/onosproject/codec/impl/EncodeInstructionCodecHelper.java
index 268d110..5db7c6d 100644
--- a/core/common/src/main/java/org/onosproject/codec/impl/EncodeInstructionCodecHelper.java
+++ b/core/common/src/main/java/org/onosproject/codec/impl/EncodeInstructionCodecHelper.java
@@ -144,7 +144,7 @@
             case MPLS_LABEL:
                 final L2ModificationInstruction.ModMplsLabelInstruction modMplsLabelInstruction =
                         (L2ModificationInstruction.ModMplsLabelInstruction) instruction;
-                result.put(InstructionCodec.MPLS_LABEL, modMplsLabelInstruction.mplsLabel().toInt());
+                result.put(InstructionCodec.MPLS_LABEL, modMplsLabelInstruction.label().toInt());
                 break;
 
             case MPLS_PUSH:
diff --git a/core/common/src/test/java/org/onosproject/codec/impl/FlowRuleCodecTest.java b/core/common/src/test/java/org/onosproject/codec/impl/FlowRuleCodecTest.java
index c2f4ccf..2a5ba24 100644
--- a/core/common/src/test/java/org/onosproject/codec/impl/FlowRuleCodecTest.java
+++ b/core/common/src/test/java/org/onosproject/codec/impl/FlowRuleCodecTest.java
@@ -251,7 +251,7 @@
                 L2ModificationInstruction.L2SubType.MPLS_LABEL.name());
         assertThat(instruction.type(), is(Instruction.Type.L2MODIFICATION));
         assertThat(((L2ModificationInstruction.ModMplsLabelInstruction) instruction)
-                        .mplsLabel().toInt(),
+                        .label().toInt(),
                 is(MplsLabel.MAX_MPLS));
 
         instruction = getInstruction(Instruction.Type.L2MODIFICATION,
diff --git a/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java b/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java
index 9c0a318..a6871c8 100644
--- a/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java
+++ b/core/common/src/test/java/org/onosproject/codec/impl/InstructionJsonMatcher.java
@@ -428,7 +428,7 @@
         }
 
         final int jsonLabel = instructionJson.get("label").intValue();
-        final int label = instructionToMatch.mplsLabel().toInt();
+        final int label = instructionToMatch.label().toInt();
         if (label != jsonLabel) {
             description.appendText("MPLS label was " + jsonLabel);
             return false;