From 832815151ff8a27c547c9c2b37954eac903993b9 Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Mon, 17 Aug 2020 10:07:29 -0700
Subject: [PATCH] Deprecate <utils/Debug.h>.

I stumbled across this because of the `#ifdef __cplusplus` inside an
unguarded `namespace`, but this whole file should be deprecated and
removed in favor of static_assert.

Test: treehugger
Change-Id: I2b65db67e694115e915f0cc9d762b0fd41a7d2af
---
 libutils/include/utils/Debug.h | 26 ++++----------------------
 1 file changed, 4 insertions(+), 22 deletions(-)

diff --git a/libutils/include/utils/Debug.h b/libutils/include/utils/Debug.h
index 96bd70eb0..c3b902617 100644
--- a/libutils/include/utils/Debug.h
+++ b/libutils/include/utils/Debug.h
@@ -14,27 +14,9 @@
  * limitations under the License.
  */
 
-#ifndef ANDROID_UTILS_DEBUG_H
-#define ANDROID_UTILS_DEBUG_H
+#pragma once
 
-#include <stdint.h>
-#include <sys/types.h>
+// Note: new code should use static_assert directly.
 
-namespace android {
-// ---------------------------------------------------------------------------
-
-#ifdef __cplusplus
-template<bool> struct CompileTimeAssert;
-template<> struct CompileTimeAssert<true> {};
-#define COMPILE_TIME_ASSERT(_exp) \
-    template class CompileTimeAssert< (_exp) >;
-#endif
-
-// DO NOT USE: Please use static_assert instead
-#define COMPILE_TIME_ASSERT_FUNCTION_SCOPE(_exp) \
-    CompileTimeAssert<( _exp )>();
-
-// ---------------------------------------------------------------------------
-}  // namespace android
-
-#endif // ANDROID_UTILS_DEBUG_H
+#define COMPILE_TIME_ASSERT static_assert
+#define COMPILE_TIME_ASSERT_FUNCTION_SCOPE static_assert