PPC: Cleanup interface descriptors to reflect that vectors are part of loads.

src/ic/ppc/stub-cache-ppc.cc

Index: src/ic/ppc/stub-cache-ppc.cc
diff --git a/src/ic/ppc/stub-cache-ppc.cc b/src/ic/ppc/stub-cache-ppc.cc
index 50f1f9985017b34fa26984682f7cd3dc8418388a..541de4ce4a154dfdb86ae0483b3f3e419f07121b 100644
--- a/src/ic/ppc/stub-cache-ppc.cc
+++ b/src/ic/ppc/stub-cache-ppc.cc
@@ -142,8 +142,8 @@ void StubCache::GenerateProbe(MacroAssembler* masm, Code::Kind ic_kind,
   // extra3 don't conflict with the vector and slot registers, which need
   // to be preserved for a handler call or miss.
   if (IC::ICUseVector(ic_kind)) {
-    Register vector = VectorLoadICDescriptor::VectorRegister();
-    Register slot = VectorLoadICDescriptor::SlotRegister();
+    Register vector = LoadWithVectorDescriptor::VectorRegister();
+    Register slot = LoadWithVectorDescriptor::SlotRegister();
     DCHECK(!AreAliased(vector, slot, scratch, extra, extra2, extra3));
   }
 #endif