[InstCombine] function names start with lower-case letter; NFC

Forgot to make this fix with the signature change in r300911.

llvm-svn: 300912
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
index 978c8a3..c1eeef6 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
+++ b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
@@ -551,7 +551,7 @@
                                          unsigned Depth, Instruction *CxtI);
   /// Helper routine of SimplifyDemandedUseBits. It tries to simplify demanded
   /// bit for "r1 = shr x, c1; r2 = shl r1, c2" instruction sequence.
-  Value *SimplifyShrShlDemandedBits(
+  Value *simplifyShrShlDemandedBits(
       Instruction *Shr, const APInt &ShrOp1, Instruction *Shl,
       const APInt &ShlOp1, const APInt &DemandedMask, APInt &KnownZero,
       APInt &KnownOne);
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp b/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
index 899b5df..b1bd559 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
@@ -475,7 +475,7 @@
       const APInt *ShrAmt;
       if (match(I->getOperand(0), m_Shr(m_Value(), m_APInt(ShrAmt)))) {
         Instruction *Shr = cast<Instruction>(I->getOperand(0));
-        if (Value *R = SimplifyShrShlDemandedBits(
+        if (Value *R = simplifyShrShlDemandedBits(
                 Shr, *ShrAmt, I, *SA, DemandedMask, KnownZero, KnownOne))
           return R;
       }
@@ -874,7 +874,7 @@
 /// As with SimplifyDemandedUseBits, it returns NULL if the simplification was
 /// not successful.
 Value *
-InstCombiner::SimplifyShrShlDemandedBits(Instruction *Shr, const APInt &ShrOp1,
+InstCombiner::simplifyShrShlDemandedBits(Instruction *Shr, const APInt &ShrOp1,
                                          Instruction *Shl, const APInt &ShlOp1,
                                          const APInt &DemandedMask,
                                          APInt &KnownZero, APInt &KnownOne) {