upload android base code part3

android/art/runtime/aot_class_linker.cc

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#include "aot_class_linker.h"
+
+#include "class_reference.h"
+#include "compiler_callbacks.h"
+#include "handle_scope-inl.h"
+#include "mirror/class-inl.h"
+#include "runtime.h"
+#include "verifier/verifier_enums.h"
+
+namespace art {
+
+AotClassLinker::AotClassLinker(InternTable *intern_table) : ClassLinker(intern_table) {}
+
+AotClassLinker::~AotClassLinker() {}
+
+verifier::FailureKind AotClassLinker::PerformClassVerification(Thread* self,
+                                                               Handle<mirror::Class> klass,
+                                                               verifier::HardFailLogMode log_level,
+                                                               std::string* error_msg) {
+  Runtime* const runtime = Runtime::Current();
+  CompilerCallbacks* callbacks = runtime->GetCompilerCallbacks();
+  if (callbacks->CanAssumeVerified(ClassReference(&klass->GetDexFile(),
+                                                  klass->GetDexClassDefIndex()))) {
+    return verifier::FailureKind::kNoFailure;
+  }
+  return ClassLinker::PerformClassVerification(self, klass, log_level, error_msg);
+}
+
+}  // namespace art