bulk replace Isolate::Current in tests

test/cctest/test-disasm-x64.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 32 matching lines @@
 
 
 static void DummyStaticFunction(Object* result) {
 }
 
 
 TEST(DisasmX64) {
   CcTest::InitializeVM();
   v8::HandleScope scope;
   v8::internal::byte buffer[2048];
-  Assembler assm(Isolate::Current(), buffer, sizeof buffer);
+  Assembler assm(CcTest::i_isolate(), buffer, sizeof buffer);
   DummyStaticFunction(NULL);  // just bloody use it (DELETE; debugging)
 
   // Short immediate instructions
   __ addq(rax, Immediate(12345678));
   __ or_(rax, Immediate(12345678));
   __ subq(rax, Immediate(12345678));
   __ xor_(rax, Immediate(12345678));
   __ and_(rax, Immediate(12345678));
 
   // ---- This one caused crash
@@ skipping 168 matching lines @@
 
   Label L1, L2;
   __ bind(&L1);
   __ nop();
   __ call(&L1);
   __ call(&L2);
   __ nop();
   __ bind(&L2);
   __ call(Operand(rbx, rcx, times_4, 10000));
   __ nop();
-  Handle<Code> ic(Isolate::Current()->builtins()->builtin(
+  Handle<Code> ic(CcTest::i_isolate()->builtins()->builtin(
       Builtins::kLoadIC_Initialize));
   __ call(ic, RelocInfo::CODE_TARGET);
   __ nop();
   __ nop();
 
   __ jmp(&L1);
   __ jmp(Operand(rbx, rcx, times_4, 10000));
 #ifdef ENABLE_DEBUGGER_SUPPORT
   ExternalReference after_break_target =
       ExternalReference(Debug_Address::AfterBreakTarget(),
@@ skipping 155 matching lines @@
   CHECK(code->IsCode());
 #ifdef OBJECT_PRINT
   Code::cast(code)->Print();
   byte* begin = Code::cast(code)->instruction_start();
   byte* end = begin + Code::cast(code)->instruction_size();
   disasm::Disassembler::Disassemble(stdout, begin, end);
 #endif
 }
 
 #undef __