Fix ObjectFileELF to not use the file_offset twice.

llvm-svn: 182061
diff --git a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
index f4af192..73bbb11 100644
--- a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
+++ b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
@@ -311,7 +311,7 @@
 bool
 ObjectFileELF::ParseHeader()
 {
-    lldb::offset_t offset = GetFileOffset();
+    lldb::offset_t offset = 0;
     return m_header.Parse(m_data, &offset);
 }