feat(android): embed local node runtime

mobile/android/app/libnode/include/node/v8-unwinder-state.h

@@ -0,0 +1,31 @@
+// Copyright 2020 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef INCLUDE_V8_UNWINDER_STATE_H_
+#define INCLUDE_V8_UNWINDER_STATE_H_
+
+namespace v8 {
+
+#ifdef V8_TARGET_ARCH_ARM
+struct CalleeSavedRegisters {
+  void* arm_r4;
+  void* arm_r5;
+  void* arm_r6;
+  void* arm_r7;
+  void* arm_r8;
+  void* arm_r9;
+  void* arm_r10;
+};
+#elif V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_ARM64 ||   \
+    V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_MIPS64 || V8_TARGET_ARCH_PPC ||    \
+    V8_TARGET_ARCH_PPC64 || V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_S390 || \
+    V8_TARGET_ARCH_LOONG64
+struct CalleeSavedRegisters {};
+#else
+#error Target architecture was not detected as supported by v8
+#endif
+
+}  // namespace v8
+
+#endif  // INCLUDE_V8_UNWINDER _STATE_H_