[TurboFan]: Rename "upper" types to just types.

src/compiler/simplified-lowering.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/simplified-lowering.h"
 
 #include <limits>
 
 #include "src/address-map.h"
 #include "src/base/bits.h"
@@ skipping 1572 matching lines @@
           if (truncation.IsUnused()) return VisitUnused(node);
         }
         if (BothInputsAreUnsigned32(node) && truncation.IsUsedAsWord32()) {
           // => unsigned Uint32Div
           VisitWord32TruncatingBinop(node);
           if (lower()) DeferReplacement(node, lowering->Uint32Div(node));
           return;
         }
         if (BothInputsAreSigned32(node)) {
           if (NodeProperties::GetType(node)->Is(Type::Signed32())) {
-          // => signed Int32Div
-          VisitInt32Binop(node);
-          if (lower()) DeferReplacement(node, lowering->Int32Div(node));
-          return;
+            // => signed Int32Div
+            VisitInt32Binop(node);
+            if (lower()) DeferReplacement(node, lowering->Int32Div(node));
+            return;
           }
           if (truncation.IsUsedAsWord32()) {
             // => signed Int32Div
             VisitWord32TruncatingBinop(node);
             if (lower()) DeferReplacement(node, lowering->Int32Div(node));
             return;
           }
         }
 
         // Try to use type feedback.
@@ skipping 1584 matching lines @@
         isolate(), graph()->zone(), callable.descriptor(), 0, flags,
         Operator::kNoProperties);
     to_number_operator_.set(common()->Call(desc));
   }
   return to_number_operator_.get();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8