Remove strong mode support from binary operations.

src/crankshaft/hydrogen.h

 // Copyright 2012 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.
 
 #ifndef V8_CRANKSHAFT_HYDROGEN_H_
 #define V8_CRANKSHAFT_HYDROGEN_H_
 
 #include "src/accessors.h"
 #include "src/allocation.h"
 #include "src/ast/ast.h"
@@ skipping 1409 matching lines @@
 
   bool MatchRotateRight(HValue* left,
                         HValue* right,
                         HValue** operand,
                         HValue** shift_amount);
 
   HValue* BuildBinaryOperation(Token::Value op, HValue* left, HValue* right,
                                Type* left_type, Type* right_type,
                                Type* result_type, Maybe<int> fixed_right_arg,
                                HAllocationMode allocation_mode,
-                               Strength strength,
                                BailoutId opt_id = BailoutId::None());
 
   HLoadNamedField* AddLoadFixedArrayLength(HValue *object,
                                            HValue *dependency = NULL);
 
   HLoadNamedField* AddLoadArrayLength(HValue *object,
                                       ElementsKind kind,
                                       HValue *dependency = NULL);
 
   HValue* AddLoadJSBuiltin(int context_index);
@@ skipping 1601 matching lines @@
 
  private:
   HGraphBuilder* builder_;
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_HYDROGEN_H_