Add ConstMethodHandle into BaseInstructionFactory

Change-Id: Ic73f7c61e8c0f7d341892d2cbc33da9d681915f9
diff --git a/src/main/java/com/android/tools/r8/code/BaseInstructionFactory.java b/src/main/java/com/android/tools/r8/code/BaseInstructionFactory.java
index 8637cca..bb31282 100644
--- a/src/main/java/com/android/tools/r8/code/BaseInstructionFactory.java
+++ b/src/main/java/com/android/tools/r8/code/BaseInstructionFactory.java
@@ -454,6 +454,8 @@
         return new InvokeCustom(high, stream, mapping);
       case InvokeCustomRange.OPCODE:
         return new InvokeCustomRange(high, stream, mapping);
+      case ConstMethodHandle.OPCODE:
+        return new ConstMethodHandle(high, stream, mapping);
       default:
         throw new IllegalArgumentException("Illegal Opcode: 0x" + Integer.toString(opcode, 16));
     }