MC: Clean up method names in MCContext.

The naming was a mish-mash of old and new style. Update to be consistent
with the new. NFC.

llvm-svn: 237594
diff --git a/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp b/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp
index 34e82ec..f1e2865 100644
--- a/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp
+++ b/llvm/lib/Target/PowerPC/PPCMCInstLower.cpp
@@ -66,7 +66,7 @@
   unsigned OrigLen = Name.size() - PrefixLen;
 
   Name += Suffix;
-  MCSymbol *Sym = Ctx.GetOrCreateSymbol(Name);
+  MCSymbol *Sym = Ctx.getOrCreateSymbol(Name);
   StringRef OrigName = StringRef(Name).substr(PrefixLen, OrigLen);
 
   // If the target flags on the operand changes the name of the symbol, do that
@@ -85,7 +85,7 @@
     } else {
       StubSym =
       MachineModuleInfoImpl::
-      StubValueTy(Ctx.GetOrCreateSymbol(OrigName), false);
+      StubValueTy(Ctx.getOrCreateSymbol(OrigName), false);
     }
     return Sym;
   }