Migrate logging infrastructure Isolate->Thread

runtime/vm/flow_graph_compiler.cc

 // Copyright (c) 2013, 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/globals.h"  // Needed here to get TARGET_ARCH_XXX.
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/bit_vector.h"
 #include "vm/cha.h"
@@ skipping 531 matching lines @@
       inline_id = Smi::New(id);
       caller_inline_id = Smi::New(caller_inline_id_[intervals[i].inlining_id]);
 
       const intptr_t p = i * Code::kInlIntNumEntries;
       inlined_code_intervals_.SetAt(p + Code::kInlIntStart, start_h);
       inlined_code_intervals_.SetAt(p + Code::kInlIntInliningId, inline_id);
     }
   }
   set_current_block(NULL);
   if (FLAG_trace_inlining_intervals && is_optimizing()) {
-    LogBlock lb(Isolate::Current());
+    LogBlock lb(Thread::Current());
     ISL_Print("Intervals:\n");
     for (intptr_t cc = 0; cc < caller_inline_id_.length(); cc++) {
       ISL_Print("  iid: %" Pd " caller iid: %" Pd "\n",
           cc, caller_inline_id_[cc]);
     }
     Smi& temp = Smi::Handle();
     for (intptr_t i = 0; i < inlined_code_intervals_.Length();
          i += Code::kInlIntNumEntries) {
       temp ^= inlined_code_intervals_.At(i + Code::kInlIntStart);
       ASSERT(!temp.IsNull());
@@ skipping 1269 matching lines @@
 
 
 void FlowGraphCompiler::FrameStateClear() {
   ASSERT(!is_optimizing());
   frame_state_.TruncateTo(0);
 }
 #endif
 
 
 }  // namespace dart