[turbofan] Minor cleanups to lowering of typed array loads/stores.

src/compiler/node-matchers.h

Index: src/compiler/node-matchers.h
diff --git a/src/compiler/node-matchers.h b/src/compiler/node-matchers.h
index 4cc4ff723fd6a7ef932ab78a1ef8a099ff520f78..718803f314243bec661bccf0dbf99e495f16d724 100644
--- a/src/compiler/node-matchers.h
+++ b/src/compiler/node-matchers.h
@@ -96,42 +96,6 @@ typedef FloatMatcher<double, IrOpcode::kFloat64Constant> Float64Matcher;
 typedef FloatMatcher<double, IrOpcode::kNumberConstant> NumberMatcher;
 
 
-// A pattern matcher for any numberic constant.
-struct NumericValueMatcher : public NodeMatcher {
-  explicit NumericValueMatcher(Node* const node) : NodeMatcher(node) {
-    switch (opcode()) {
-      case IrOpcode::kInt32Constant:
-        has_value_ = true;
-        value_ = OpParameter<int32_t>(node);
-        break;
-      case IrOpcode::kFloat32Constant:
-        has_value_ = true;
-        value_ = OpParameter<float>(node);
-        break;
-      case IrOpcode::kFloat64Constant:
-      case IrOpcode::kNumberConstant:
-        has_value_ = true;
-        value_ = OpParameter<double>(node);
-        break;
-      default:
-        has_value_ = false;
-        value_ = 0;  // Make the compiler happy.
-        break;
-    }
-  }
-
-  bool HasValue() const { return has_value_; }
-  double Value() const {
-    DCHECK(HasValue());
-    return value_;
-  }
-
- private:
-  double value_;
-  bool has_value_;
-};
-
-
 // A pattern matcher for heap object constants.
 template <typename T>
 struct HeapObjectMatcher FINAL