[clang-tidy] Make deleted constructor public

Making them private was a way to hide the constructor, we can
explicitly delete them, which give a better compilation error message as
well.

Also see: https://stackoverflow.com/q/55205874

Bug: v8:10488
Change-Id: I9268f42b9367cc1af4d58e71e2033c254ed4cbf7
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2210777Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67988}

src/wasm/function-compiler.h

@@ -31,6 +31,7 @@ struct WasmFunction;
 
 class WasmInstructionBuffer final {
  public:
+  WasmInstructionBuffer() = delete;
   ~WasmInstructionBuffer();
   std::unique_ptr<AssemblerBuffer> CreateView();
   std::unique_ptr<uint8_t[]> ReleaseBuffer();
@@ -44,7 +45,6 @@ class WasmInstructionBuffer final {
   void operator delete(void* ptr) { ::operator delete(ptr); }
 
  private:
-  WasmInstructionBuffer() = delete;
   DISALLOW_COPY_AND_ASSIGN(WasmInstructionBuffer);
 };