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diff --git a/runtime/jit/small_pattern_matcher.h b/runtime/jit/small_pattern_matcher.h
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+++ b/runtime/jit/small_pattern_matcher.h
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+/*
+ * Copyright 2023 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_JIT_SMALL_PATTERN_MATCHER_H_
+#define ART_RUNTIME_JIT_SMALL_PATTERN_MATCHER_H_
+
+#include "base/locks.h"
+#include "base/macros.h"
+
+namespace art HIDDEN {
+
+class ArtMethod;
+
+namespace jit {
+
+class SmallPatternMatcher {
+ public:
+  static const void* TryMatch(ArtMethod* method) REQUIRES_SHARED(Locks::mutator_lock_);
+};
+
+}  // namespace jit
+}  // namespace art
+
+#endif  // ART_RUNTIME_JIT_SMALL_PATTERN_MATCHER_H_