Remove inlining restriction of calls to the == operator.

runtime/vm/flow_graph_compiler.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_FLOW_GRAPH_COMPILER_H_
 #define VM_FLOW_GRAPH_COMPILER_H_
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
 #include "vm/code_descriptors.h"
@@ skipping 365 matching lines @@
                              Register result);
 
   void EmitEqualityRegConstCompare(Register reg,
                                    const Object& obj,
                                    bool needs_number_check,
                                    intptr_t token_pos);
   void EmitEqualityRegRegCompare(Register left,
                                  Register right,
                                  bool needs_number_check,
                                  intptr_t token_pos);
-  // Implement equality: if any of the arguments is null do identity check.
-  // Fallthrough calls super equality.
-  void EmitSuperEqualityCallPrologue(Register result, Label* skip_call);
 
   void EmitTrySync(Instruction* instr, intptr_t try_index);
 
   intptr_t StackSize() const;
 
   // Returns assembler label associated with the given block entry.
   Label* GetJumpLabel(BlockEntryInstr* block_entry) const;
   bool WasCompacted(BlockEntryInstr* block_entry) const;
 
   // Returns true if there is a next block after the current one in
@@ skipping 205 matching lines @@
   // that should be used when deoptimizing we store it in this variable.
   // In future AddDeoptStub should be moved out of the instruction template.
   Environment* pending_deoptimization_env_;
 
   DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler);
 };
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_COMPILER_H_