Add more timing information.

runtime/vm/flow_graph_compiler_ia32.cc

Index: runtime/vm/flow_graph_compiler_ia32.cc
===================================================================
--- runtime/vm/flow_graph_compiler_ia32.cc	(revision 6695)
+++ runtime/vm/flow_graph_compiler_ia32.cc	(working copy)
@@ -7,10 +7,13 @@
 
 #include "vm/flow_graph_compiler.h"
 
+#include "vm/compiler_stats.h"
 #include "vm/longjump.h"
 
 namespace dart {
 
+DECLARE_FLAG(bool, compiler_stats);
+
 void FlowGraphCompiler::Bailout(const char* reason) {
   const char* kFormat = "FlowGraphCompiler Bailout: %s.";
   intptr_t len = OS::SNPrint(NULL, 0, kFormat, reason) + 1;
@@ -24,6 +27,7 @@
 
 
 void FlowGraphCompiler::CompileGraph() {
+  TimerScope timer(FLAG_compiler_stats, &CompilerStats::graphcompiler_timer);
   Bailout("CompileGraph");
 }
 
@@ -33,6 +37,11 @@
 }
 
 
+void FlowGraphCompiler::FinalizeStackmaps(const Code& code) {
+  UNIMPLEMENTED();
+}
+
+
 void FlowGraphCompiler::FinalizeVarDescriptors(const Code& code) {
   UNIMPLEMENTED();
 }