Make InvokeInterfaceTrampoline check methods

InvokeInterfaceTrampoline was causing problems by looking into the
ImtConflictTable of non-imt-conflict-methods. This makes it check for
that before doing so.

Bug: 27931085

Change-Id: I993178a371f8f46535a752e5c4d46d74777cefaf
diff --git a/test/146-bad-interface/src/Main.java b/test/146-bad-interface/src/Main.java
new file mode 100644
index 0000000..5534bb4
--- /dev/null
+++ b/test/146-bad-interface/src/Main.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import java.lang.reflect.Method;
+import dalvik.system.PathClassLoader;
+
+/**
+ * Structural hazard test.
+ */
+public class Main {
+  static final String DEX_LOCATION = System.getenv("DEX_LOCATION");
+  static final String DEX_FILES =
+      DEX_LOCATION + "/146-bad-interface-ex.jar" + ":" +
+      DEX_LOCATION + "/146-bad-interface.jar";
+  public static void main(String[] args) {
+    try {
+      PathClassLoader p = new PathClassLoader(DEX_FILES, Main.class.getClassLoader());
+      Class<?> c = Class.forName("A", true, p);
+      Object o = c.newInstance();
+      Class<?> runner = Class.forName("InvokeInf", true, p);
+      Class<?> arg = Class.forName("Iface", true, p);
+      Method r = runner.getDeclaredMethod("doInvoke", arg);
+      r.invoke(null, o);
+    } catch (Throwable t) {
+      System.out.println("Error occurred");
+      System.out.println(t);
+      t.printStackTrace();
+    }
+  }
+}