Move platform abstraction to base library

src/mips/code-stubs-mips.h

 // Copyright 2011 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_MIPS_CODE_STUBS_ARM_H_
 #define V8_MIPS_CODE_STUBS_ARM_H_
 
 #include "src/ic-inl.h"
 
 
@@ skipping 253 matching lines @@
       case INCREMENTAL:
         ASSERT(GetMode(stub) == STORE_BUFFER_ONLY);
         PatchNopIntoBranch(&masm, 0);
         break;
       case INCREMENTAL_COMPACTION:
         ASSERT(GetMode(stub) == STORE_BUFFER_ONLY);
         PatchNopIntoBranch(&masm, 2 * Assembler::kInstrSize);
         break;
     }
     ASSERT(GetMode(stub) == mode);
-    CPU::FlushICache(stub->instruction_start(), 4 * Assembler::kInstrSize);
+    CpuFeatures::FlushICache(stub->instruction_start(),
+                             4 * Assembler::kInstrSize);
   }
 
  private:
   // This is a helper class for freeing up 3 scratch registers.  The input is
   // two registers that must be preserved and one scratch register provided by
   // the caller.
   class RegisterAllocation {
    public:
     RegisterAllocation(Register object,
                        Register address,
@@ skipping 157 matching lines @@
 
   class LookupModeBits: public BitField<LookupMode, 0, 1> {};
 
   LookupMode mode_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_MIPS_CODE_STUBS_ARM_H_