upload android base code part3

android/art/runtime/aot_class_linker.h

@@ -0,0 +1,44 @@
+/*
+ * 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.
+ */
+
+#ifndef ART_RUNTIME_AOT_CLASS_LINKER_H_
+#define ART_RUNTIME_AOT_CLASS_LINKER_H_
+
+#include "class_linker.h"
+
+namespace art {
+
+// AotClassLinker is only used for AOT compiler, which includes some logic for class initialization
+// which will only be used in pre-compilation.
+class AotClassLinker : public ClassLinker {
+ public:
+  explicit AotClassLinker(InternTable *intern_table);
+  ~AotClassLinker();
+
+ protected:
+  // Overridden version of PerformClassVerification allows skipping verification if the class was
+  // previously verified but unloaded.
+  verifier::FailureKind PerformClassVerification(Thread* self,
+                                                 Handle<mirror::Class> klass,
+                                                 verifier::HardFailLogMode log_level,
+                                                 std::string* error_msg)
+      OVERRIDE
+      REQUIRES_SHARED(Locks::mutator_lock_);
+};
+
+}  // namespace art
+
+#endif  // ART_RUNTIME_AOT_CLASS_LINKER_H_