Rename startFunctionStub to startGVStub since it's also used for GV non-lazy ptr.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58897 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ELFWriter.cpp b/lib/CodeGen/ELFWriter.cpp
index 0b6e0b1..ea12d50 100644
--- a/lib/CodeGen/ELFWriter.cpp
+++ b/lib/CodeGen/ELFWriter.cpp
@@ -115,12 +115,12 @@
 
 
     /// JIT SPECIFIC FUNCTIONS - DO NOT IMPLEMENT THESE HERE!
-    void startFunctionStub(const GlobalValue* F, unsigned StubSize,
-                           unsigned Alignment = 1) {
+    void startGVStub(const GlobalValue* F, unsigned StubSize,
+                     unsigned Alignment = 1) {
       assert(0 && "JIT specific function called!");
       abort();
     }
-    void *finishFunctionStub(const GlobalValue *F) {
+    void *finishGVStub(const GlobalValue *F) {
       assert(0 && "JIT specific function called!");
       abort();
       return 0;