Remove meaningless qualifiers from return types, avoiding compiler warnings.

llvm-svn: 44240
diff --git a/llvm/lib/Target/PowerPC/PPCTargetMachine.h b/llvm/lib/Target/PowerPC/PPCTargetMachine.h
index a00f858..b3477cc 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetMachine.h
+++ b/llvm/lib/Target/PowerPC/PPCTargetMachine.h
@@ -73,7 +73,7 @@
                               bool DumpAsm, MachineCodeEmitter &MCE);
   virtual bool addSimpleCodeEmitter(FunctionPassManager &PM, bool Fast,
                                     bool DumpAsm, MachineCodeEmitter &MCE);
-  virtual const bool getEnableTailMergeDefault() const;
+  virtual bool getEnableTailMergeDefault() const;
 };
 
 /// PPC32TargetMachine - PowerPC 32-bit target machine.