Revert "[lldb] Introduce ScriptedFrameProvider for real threads" (#167662)

The new test fails on x86 and arm64 public macOS bots:
```
09:27:59  ======================================================================
09:27:59  FAIL: test_append_frames (TestScriptedFrameProvider.ScriptedFrameProviderTestCase)
09:27:59     Test that we can add frames after real stack.
09:27:59  ----------------------------------------------------------------------
09:27:59  Traceback (most recent call last):
09:27:59    File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/test/API/functionalities/scripted_frame_provider/TestScriptedFrameProvider.py", line 122, in test_append_frames
09:27:59      self.assertEqual(new_frame_count, original_frame_count + 1)
09:27:59  AssertionError: 5 != 6
09:27:59  Config=arm64-/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/lldb-build/bin/clang
09:27:59  ======================================================================
09:27:59  FAIL: test_applies_to_thread (TestScriptedFrameProvider.ScriptedFrameProviderTestCase)
09:27:59     Test that applies_to_thread filters which threads get the provider.
09:27:59  ----------------------------------------------------------------------
09:27:59  Traceback (most recent call last):
09:27:59    File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/test/API/functionalities/scripted_frame_provider/TestScriptedFrameProvider.py", line 218, in test_applies_to_thread
09:27:59      self.assertEqual(
09:27:59  AssertionError: 5 != 1 : Thread with ID 1 should have 1 synthetic frame
09:27:59  Config=arm64-/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/lldb-build/bin/clang
09:27:59  ======================================================================
09:27:59  FAIL: test_prepend_frames (TestScriptedFrameProvider.ScriptedFrameProviderTestCase)
09:27:59     Test that we can add frames before real stack.
09:27:59  ----------------------------------------------------------------------
09:27:59  Traceback (most recent call last):
09:27:59    File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/test/API/functionalities/scripted_frame_provider/TestScriptedFrameProvider.py", line 84, in test_prepend_frames
09:27:59      self.assertEqual(new_frame_count, original_frame_count + 2)
09:27:59  AssertionError: 5 != 7
09:27:59  Config=arm64-/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/lldb-build/bin/clang
09:27:59  ======================================================================
09:27:59  FAIL: test_remove_frame_provider_by_id (TestScriptedFrameProvider.ScriptedFrameProviderTestCase)
09:27:59     Test that RemoveScriptedFrameProvider removes a specific provider by ID.
09:27:59  ----------------------------------------------------------------------
09:27:59  Traceback (most recent call last):
09:27:59    File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/test/API/functionalities/scripted_frame_provider/TestScriptedFrameProvider.py", line 272, in test_remove_frame_provider_by_id
09:27:59      self.assertEqual(thread.GetNumFrames(), 3, "Should have 3 synthetic frames")
09:27:59  AssertionError: 5 != 3 : Should have 3 synthetic frames
09:27:59  Config=arm64-/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/lldb-build/bin/clang
09:27:59  ======================================================================
09:27:59  FAIL: test_replace_all_frames (TestScriptedFrameProvider.ScriptedFrameProviderTestCase)
09:27:59     Test that we can replace the entire stack.
09:27:59  ----------------------------------------------------------------------
09:27:59  Traceback (most recent call last):
09:27:59    File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/test/API/functionalities/scripted_frame_provider/TestScriptedFrameProvider.py", line 41, in test_replace_all_frames
09:27:59      self.assertEqual(thread.GetNumFrames(), 3, "Should have 3 synthetic frames")
09:27:59  AssertionError: 5 != 3 : Should have 3 synthetic frames
09:27:59  Config=arm64-/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/lldb-build/bin/clang
09:27:59  ======================================================================
09:27:59  FAIL: test_scripted_frame_objects (TestScriptedFrameProvider.ScriptedFrameProviderTestCase)
09:27:59     Test that provider can return ScriptedFrame objects.
09:27:59  ----------------------------------------------------------------------
09:27:59  Traceback (most recent call last):
09:27:59    File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/test/API/functionalities/scripted_frame_provider/TestScriptedFrameProvider.py", line 159, in test_scripted_frame_objects
09:27:59      self.assertEqual(frame0.GetFunctionName(), "custom_scripted_frame_0")
09:27:59  AssertionError: 'thread_func(int)' != 'custom_scripted_frame_0'
09:27:59  - thread_func(int)
09:27:59  + custom_scripted_frame_0
09:27:59  
09:27:59  Config=arm64-/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/lldb-build/bin/clang
09:27:59  ----------------------------------------------------------------------
09:27:59  Ran 6 tests in 14.242s
09:27:59  
09:27:59  FAILED (failures=6)
```

Reverts llvm/llvm-project#161870

1 files changed, 0 insertions, 55 deletions

diff --git a/lldb/source/Target/Target.cpp b/lldb/source/Target/Target.cpp
index 3f182bc61392..3b51e17d1c4e 100644
--- a/lldb/source/Target/Target.cpp
+++ b/lldb/source/Target/Target.cpp
@@ -3718,61 +3718,6 @@ Status Target::Attach(ProcessAttachInfo &attach_info, Stream *stream) {
   return error;
 }
 
-llvm::Expected<uint32_t> Target::AddScriptedFrameProviderDescriptor(
-    const ScriptedFrameProviderDescriptor &descriptor) {
-  if (!descriptor.IsValid())
-    return llvm::createStringError("invalid frame provider descriptor");
-
-  llvm::StringRef name = descriptor.GetName();
-  if (name.empty())
-    return llvm::createStringError(
-        "frame provider descriptor has no class name");
-
-  std::lock_guard<std::recursive_mutex> guard(
-      m_frame_provider_descriptors_mutex);
-
-  uint32_t descriptor_id = descriptor.GetID();
-  m_frame_provider_descriptors[descriptor_id] = descriptor;
-
-  // Clear frame providers on existing threads so they reload with new config.
-  if (ProcessSP process_sp = GetProcessSP())
-    for (ThreadSP thread_sp : process_sp->Threads())
-      thread_sp->ClearScriptedFrameProvider();
-
-  return descriptor_id;
-}
-
-bool Target::RemoveScriptedFrameProviderDescriptor(uint32_t id) {
-  std::lock_guard<std::recursive_mutex> guard(
-      m_frame_provider_descriptors_mutex);
-  bool removed = m_frame_provider_descriptors.erase(id);
-
-  if (removed)
-    if (ProcessSP process_sp = GetProcessSP())
-      for (ThreadSP thread_sp : process_sp->Threads())
-        thread_sp->ClearScriptedFrameProvider();
-
-  return removed;
-}
-
-void Target::ClearScriptedFrameProviderDescriptors() {
-  std::lock_guard<std::recursive_mutex> guard(
-      m_frame_provider_descriptors_mutex);
-
-  m_frame_provider_descriptors.clear();
-
-  if (ProcessSP process_sp = GetProcessSP())
-    for (ThreadSP thread_sp : process_sp->Threads())
-      thread_sp->ClearScriptedFrameProvider();
-}
-
-const llvm::DenseMap<uint32_t, ScriptedFrameProviderDescriptor> &
-Target::GetScriptedFrameProviderDescriptors() const {
-  std::lock_guard<std::recursive_mutex> guard(
-      m_frame_provider_descriptors_mutex);
-  return m_frame_provider_descriptors;
-}
-
 void Target::FinalizeFileActions(ProcessLaunchInfo &info) {
   Log *log = GetLog(LLDBLog::Process);