Migrate most uses of Isolate::current_zone to Thread::zone.

runtime/vm/il_printer.cc

 // 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.
 
 #include "vm/il_printer.h"
 
 #include "vm/flow_graph_range_analysis.h"
 #include "vm/intermediate_language.h"
 #include "vm/os.h"
 #include "vm/parser.h"
@@ skipping 162 matching lines @@
   }
 
   f->Print("T{%s%s}", type_name, is_nullable_ ? "?" : "");
 }
 
 
 const char* CompileType::ToCString() const {
   char buffer[1024];
   BufferFormatter f(buffer, sizeof(buffer));
   PrintTo(&f);
-  return Isolate::Current()->current_zone()->MakeCopyOfString(buffer);
+  return Thread::Current()->zone()->MakeCopyOfString(buffer);
 }
 
 
 static void PrintICDataHelper(BufferFormatter* f, const ICData& ic_data) {
   f->Print(" IC[");
   if (ic_data.HasRangeFeedback()) {
     f->Print("{%s",
         ICData::RangeFeedbackToString(ic_data.DecodeRangeFeedbackAt(0)));
     if (ic_data.NumArgsTested() == 2) {
       f->Print(" x %s",
@@ skipping 46 matching lines @@
   } else if (definition.HasTemp()) {
     f->Print("t%" Pd "", definition.temp_index());
   }
 }
 
 
 const char* Instruction::ToCString() const {
   char buffer[1024];
   BufferFormatter f(buffer, sizeof(buffer));
   PrintTo(&f);
-  return Isolate::Current()->current_zone()->MakeCopyOfString(buffer);
+  return Thread::Current()->zone()->MakeCopyOfString(buffer);
 }
 
 
 void Instruction::PrintTo(BufferFormatter* f) const {
   if (GetDeoptId() != Isolate::kNoDeoptId) {
     f->Print("%s:%" Pd "(", DebugName(), GetDeoptId());
   } else {
     f->Print("%s(", DebugName());
   }
   PrintOperandsTo(f);
@@ skipping 53 matching lines @@
 }
 
 
 void ConstantInstr::PrintOperandsTo(BufferFormatter* f) const {
   const char* cstr = value().ToCString();
   const char* new_line = strchr(cstr, '\n');
   if (new_line == NULL) {
     f->Print("#%s", cstr);
   } else {
     const intptr_t pos = new_line - cstr;
-    char* buffer = Isolate::Current()->current_zone()->Alloc<char>(pos + 1);
+    char* buffer = Thread::Current()->zone()->Alloc<char>(pos + 1);
     strncpy(buffer, cstr, pos);
     buffer[pos] = '\0';
     f->Print("#%s\\n...", buffer);
   }
 }
 
 
 void ConstraintInstr::PrintOperandsTo(BufferFormatter* f) const {
   value()->PrintTo(f);
   f->Print(" ^ ");
   constraint()->PrintTo(f);
 }
 
 
 void Range::PrintTo(BufferFormatter* f) const {
   f->Print("[");
   min_.PrintTo(f);
   f->Print(", ");
   max_.PrintTo(f);
   f->Print("]");
 }
 
 
 const char* Range::ToCString(const Range* range) {
   if (range == NULL) return "[_|_, _|_]";
 
   char buffer[256];
   BufferFormatter f(buffer, sizeof(buffer));
   range->PrintTo(&f);
-  return Isolate::Current()->current_zone()->MakeCopyOfString(buffer);
+  return Thread::Current()->zone()->MakeCopyOfString(buffer);
 }
 
 
 void RangeBoundary::PrintTo(BufferFormatter* f) const {
   switch (kind_) {
     case kSymbol:
       f->Print("v%" Pd "",
                reinterpret_cast<Definition*>(value_)->ssa_temp_index());
       if (offset_ != 0) f->Print("%+" Pd64 "", offset_);
       break;
@@ skipping 10 matching lines @@
       f->Print("_|_");
       break;
   }
 }
 
 
 const char* RangeBoundary::ToCString() const {
   char buffer[256];
   BufferFormatter f(buffer, sizeof(buffer));
   PrintTo(&f);
-  return Isolate::Current()->current_zone()->MakeCopyOfString(buffer);
+  return Thread::Current()->zone()->MakeCopyOfString(buffer);
 }
 
 
 void DropTempsInstr::PrintOperandsTo(BufferFormatter* f) const {
   f->Print("%" Pd "", num_temps());
   if (value() != NULL) {
     f->Print(", ");
     value()->PrintTo(f);
   }
 }
@@ skipping 807 matching lines @@
     }
   }
   f->Print(" }");
   if (outer_ != NULL) outer_->PrintTo(f);
 }
 
 const char* Environment::ToCString() const {
   char buffer[1024];
   BufferFormatter bf(buffer, 1024);
   PrintTo(&bf);
-  return Isolate::Current()->current_zone()->MakeCopyOfString(buffer);
+  return Thread::Current()->zone()->MakeCopyOfString(buffer);
 }
 
 }  // namespace dart