[clang][bytecode][NFC] Remove Frame.cpp (#140750)

The file was basically empty. The actual implementation for function
frames of the two interpreter life in their own respective files.

clang/lib/AST/ByteCode/Frame.cpp

@@ -1,14 +0,0 @@
-//===--- Frame.cpp - Call frame for the VM and AST Walker -------*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include "Frame.h"
-
-using namespace clang;
-using namespace clang::interp;
-
-Frame::~Frame() {}

clang/lib/AST/ByteCode/Frame.h

@@ -24,7 +24,7 @@ namespace interp {
 /// Base class for stack frames, shared between VM and walker.
 class Frame {
 public:
-  virtual ~Frame();
+  virtual ~Frame() = default;
 
   /// Generates a human-readable description of the call site.
   virtual void describe(llvm::raw_ostream &OS) const = 0;

clang/lib/AST/CMakeLists.txt

@@ -74,7 +74,6 @@ add_clang_library(clangAST
   ByteCode/Descriptor.cpp
   ByteCode/Disasm.cpp
   ByteCode/EvalEmitter.cpp
-  ByteCode/Frame.cpp
   ByteCode/Function.cpp
   ByteCode/FunctionPointer.cpp
   ByteCode/InterpBuiltin.cpp