[JITLink][ORC] Add EHFrameRegistrar interface, use in EHFrameRegistrationPlugin.

Replaces direct calls to eh-frame registration with calls to methods on an
EHFrameRegistrar instance. This allows clients to substitute a registrar that
registers frames in a remote process via IPC/RPC.

llvm-svn: 365098
diff --git a/llvm/tools/llvm-jitlink/llvm-jitlink.cpp b/llvm/tools/llvm-jitlink/llvm-jitlink.cpp
index 97956f6..eff2ec1 100644
--- a/llvm/tools/llvm-jitlink/llvm-jitlink.cpp
+++ b/llvm/tools/llvm-jitlink/llvm-jitlink.cpp
@@ -14,6 +14,7 @@
 
 #include "llvm-jitlink.h"
 
+#include "llvm/ExecutionEngine/JITLink/EHFrameSupport.h"
 #include "llvm/ExecutionEngine/Orc/ExecutionUtils.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
@@ -232,7 +233,8 @@
   };
 
   if (!NoExec && !TT.isOSWindows())
-    ObjLayer.addPlugin(llvm::make_unique<LocalEHFrameRegistrationPlugin>());
+    ObjLayer.addPlugin(llvm::make_unique<EHFrameRegistrationPlugin>(
+        InProcessEHFrameRegistrar::getInstance()));
 
   ObjLayer.addPlugin(llvm::make_unique<JITLinkSessionPlugin>(*this));
 }