Clean-up of memory buffer and object ownership model in MCJIT

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165053 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp b/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp
index 8b50101..50cd072 100644
--- a/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp
+++ b/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp
@@ -78,12 +78,12 @@
   /// Creates an entry in the JIT registry for the buffer @p Object,
   /// which must contain an object file in executable memory with any
   /// debug information for the debugger.
-  void registerObject(const MemoryBuffer &Object);
+  void registerObject(const ObjectBuffer &Object);
 
   /// Removes the internal registration of @p Object, and
   /// frees associated resources.
   /// Returns true if @p Object was found in ObjectBufferMap.
-  bool deregisterObject(const MemoryBuffer &Object);
+  bool deregisterObject(const ObjectBuffer &Object);
 
 private:
   /// Deregister the debug info for the given object file from the debugger
@@ -124,7 +124,7 @@
   ObjectBufferMap.clear();
 }
 
-void GDBJITRegistrar::registerObject(const MemoryBuffer &Object) {
+void GDBJITRegistrar::registerObject(const ObjectBuffer &Object) {
 
   const char *Buffer = Object.getBufferStart();
   size_t      Size = Object.getBufferSize();
@@ -147,7 +147,7 @@
   }
 }
 
-bool GDBJITRegistrar::deregisterObject(const MemoryBuffer& Object) {
+bool GDBJITRegistrar::deregisterObject(const ObjectBuffer& Object) {
   const char *Buffer = Object.getBufferStart();
   RegisteredObjectBufferMap::iterator I = ObjectBufferMap.find(Buffer);