[deoptimizer] Removed dynamic frame alignment support.

src/deoptimizer.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_DEOPTIMIZER_H_
 #define V8_DEOPTIMIZER_H_
 
 #include "src/allocation.h"
 #include "src/macro-assembler.h"
 
@@ skipping 519 matching lines @@
                            BailoutId node_id,
                            SharedFunctionInfo* shared);
 
   // Code generation support.
   static int input_offset() { return OFFSET_OF(Deoptimizer, input_); }
   static int output_count_offset() {
     return OFFSET_OF(Deoptimizer, output_count_);
   }
   static int output_offset() { return OFFSET_OF(Deoptimizer, output_); }
 
-  static int has_alignment_padding_offset() {
-    return OFFSET_OF(Deoptimizer, has_alignment_padding_);
-  }
-
   static int GetDeoptimizedCodeCount(Isolate* isolate);
 
   static const int kNotDeoptimizationEntry = -1;
 
   // Generators for the deoptimization entry code.
   class TableEntryGenerator BASE_EMBEDDED {
    public:
     TableEntryGenerator(MacroAssembler* masm, BailoutType type, int count)
         : masm_(masm), type_(type), count_(count) {}
 
@@ skipping 90 matching lines @@
 
   // Fill the given output frame's registers to contain the failure handler
   // address and the number of parameters for a stub failure trampoline.
   void SetPlatformCompiledStubRegisters(FrameDescription* output_frame,
                                         CodeStubDescriptor* desc);
 
   // Fill the given output frame's double registers with the original values
   // from the input frame's double registers.
   void CopyDoubleRegisters(FrameDescription* output_frame);
 
-  // Determines whether the input frame contains alignment padding by looking
-  // at the dynamic alignment state slot inside the frame.
-  bool HasAlignmentPadding(SharedFunctionInfo* shared);
-
   Isolate* isolate_;
   JSFunction* function_;
   Code* compiled_code_;
   unsigned bailout_id_;
   BailoutType bailout_type_;
   Address from_;
   int fp_to_sp_delta_;
-  int has_alignment_padding_;
   bool deoptimizing_throw_;
   int catch_handler_data_;
   int catch_handler_pc_offset_;
 
   // Input frame description.
   FrameDescription* input_;
   // Number of output frames.
   int output_count_;
   // Number of output js frames.
   int jsframe_count_;
@@ skipping 432 matching lines @@
   std::vector<Handle<Object> > expression_stack_;
   int source_position_;
 
   friend class Deoptimizer;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_DEOPTIMIZER_H_