remove Isolate::Current from most files starting with 'd' and 'e'

test/cctest/test-heap.cc

 // Copyright 2012 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 64 matching lines @@
   CheckMap(HEAP->meta_map(), MAP_TYPE, Map::kSize);
   CheckMap(HEAP->heap_number_map(), HEAP_NUMBER_TYPE, HeapNumber::kSize);
   CheckMap(HEAP->fixed_array_map(), FIXED_ARRAY_TYPE, kVariableSizeSentinel);
   CheckMap(HEAP->string_map(), STRING_TYPE, kVariableSizeSentinel);
 }
 
 
 static void CheckOddball(Isolate* isolate, Object* obj, const char* string) {
   CHECK(obj->IsOddball());
   bool exc;
+  Handle<Object> handle(obj, isolate);
   Object* print_string =
-      *Execution::ToString(Handle<Object>(obj, isolate), &exc);
+      *Execution::ToString(isolate, handle, &exc);
   CHECK(String::cast(print_string)->IsUtf8EqualTo(CStrVector(string)));
 }
 
 
 static void CheckSmi(Isolate* isolate, int value, const char* string) {
   bool exc;
+  Handle<Object> handle(Smi::FromInt(value), isolate);
   Object* print_string =
-      *Execution::ToString(Handle<Object>(Smi::FromInt(value), isolate), &exc);
+      *Execution::ToString(isolate, handle, &exc);
   CHECK(String::cast(print_string)->IsUtf8EqualTo(CStrVector(string)));
 }
 
 
 static void CheckNumber(Isolate* isolate, double value, const char* string) {
   Object* obj = HEAP->NumberFromDouble(value)->ToObjectChecked();
   CHECK(obj->IsNumber());
   bool exc;
+  Handle<Object> handle(obj, isolate);
   Object* print_string =
-      *Execution::ToString(Handle<Object>(obj, isolate), &exc);
+      *Execution::ToString(isolate, handle, &exc);
   CHECK(String::cast(print_string)->IsUtf8EqualTo(CStrVector(string)));
 }
 
 
 static void CheckFindCodeObject(Isolate* isolate) {
   // Test FindCodeObject
 #define __ assm.
 
   Assembler assm(isolate, NULL, 0);
 
@@ skipping 3329 matching lines @@
              "    var a = new Array(n);"
              "    for (var i = 0; i < n; i += 100) a[i] = i;"
              "};"
              "f(10 * 1024 * 1024);");
   IncrementalMarking* marking = HEAP->incremental_marking();
   if (marking->IsStopped()) marking->Start();
   // This big step should be sufficient to mark the whole array.
   marking->Step(100 * MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD);
   ASSERT(marking->IsComplete());
 }