Thread/Isolate refactoring: new(Isolate) -> new(Zone)

runtime/vm/flow_graph_builder.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_BUILDER_H_
 #define VM_FLOW_GRAPH_BUILDER_H_
 
 #include "platform/assert.h"
 #include "platform/globals.h"
 #include "vm/allocation.h"
@@ skipping 113 matching lines @@
   }
 
   static int LowestBlockIdFirst(const Data* a, const Data* b);
   void SortExits();
 
   Definition* JoinReturns(BlockEntryInstr** exit_block,
                           Instruction** last_instruction,
                           intptr_t try_index);
 
   Isolate* isolate() const { return caller_graph_->isolate(); }
+  Zone* zone() const { return caller_graph_->zone(); }
 
   FlowGraph* caller_graph_;
   Definition* call_;
   GrowableArray<Data> exits_;
 };
 
 
 // Build a flow graph from a parsed function's AST.
 class FlowGraphBuilder : public ValueObject {
  public:
@@ skipping 79 matching lines @@
   NestedStatement* nesting_stack() const { return nesting_stack_; }
 
   // When compiling for OSR, remove blocks that are not reachable from the
   // OSR entry point.
   void PruneUnreachable();
 
   // Returns address where the constant 'value' is stored or 0 if not found.
   static uword FindDoubleConstant(double value);
 
   Isolate* isolate() const { return parsed_function().isolate(); }
+  Zone* zone() const { return parsed_function().zone(); }
 
  private:
   friend class NestedStatement;  // Explicit access to nesting_stack_.
   friend class Intrinsifier;
 
   intptr_t parameter_count() const {
     return num_copied_params_ + num_non_copied_params_;
   }
   intptr_t variable_count() const {
     return parameter_count() + num_stack_locals_;
@@ skipping 230 matching lines @@
                           JoinEntryInstr* target);
 
   void BuildAsyncJump(LocalVariable* old_context,
                       LocalVariable* continuation_result,
                       LocalVariable* continuation_error,
                       LocalVariable* continuation_stack_trace,
                       const intptr_t old_ctx_level,
                       JoinEntryInstr* target);
 
   Isolate* isolate() const { return owner()->isolate(); }
+  Zone* zone() const { return owner()->zone(); }
 
  private:
   friend class TempLocalScope;  // For ReturnDefinition.
 
   // Helper to drop the result value.
   virtual void ReturnValue(Value* value) {
     Do(new DropTempsInstr(0, value));
   }
 
   // Specify a definition of the final result.  Adds the definition to
@@ skipping 117 matching lines @@
   // Output parameters.
   GrowableArray<TargetEntryInstr**> true_successor_addresses_;
   GrowableArray<TargetEntryInstr**> false_successor_addresses_;
 
   intptr_t condition_token_pos_;
 };
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_BUILDER_H_