Lock the Unwinder before accessing it.


git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@142632 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Plugins/Process/Utility/UnwindLLDB.cpp b/source/Plugins/Process/Utility/UnwindLLDB.cpp
index 4ed69e8..d61b6d0 100644
--- a/source/Plugins/Process/Utility/UnwindLLDB.cpp
+++ b/source/Plugins/Process/Utility/UnwindLLDB.cpp
@@ -30,7 +30,7 @@
 }
 
 uint32_t
-UnwindLLDB::GetFrameCount()
+UnwindLLDB::DoGetFrameCount()
 {
     if (m_frames.empty())
     {
@@ -177,7 +177,7 @@
 }
 
 bool
-UnwindLLDB::GetFrameInfoAtIndex (uint32_t idx, addr_t& cfa, addr_t& pc)
+UnwindLLDB::DoGetFrameInfoAtIndex (uint32_t idx, addr_t& cfa, addr_t& pc)
 {
     if (m_frames.size() == 0)
     {
@@ -200,7 +200,7 @@
 }
 
 lldb::RegisterContextSP
-UnwindLLDB::CreateRegisterContextForFrame (StackFrame *frame)
+UnwindLLDB::DoCreateRegisterContextForFrame (StackFrame *frame)
 {
     lldb::RegisterContextSP reg_ctx_sp;
     uint32_t idx = frame->GetConcreteFrameIndex ();