Begin a more aggressive refactoring of the Compiler interface.

src/arm/codegen-arm.cc

Index: src/arm/codegen-arm.cc
diff --git a/src/arm/codegen-arm.cc b/src/arm/codegen-arm.cc
index d273e75988dcddde14ec8a50cdd2f5543fa28497..5156302bddbf7e2171fe8d89d8ed112cea9ac5eb 100644
--- a/src/arm/codegen-arm.cc
+++ b/src/arm/codegen-arm.cc
@@ -175,7 +175,7 @@ void CodeGenerator::Generate(CompilationInfo* info) {
 
   // Adjust for function-level loop nesting.
   ASSERT_EQ(0, loop_nesting_);
-  loop_nesting_ = info->loop_nesting();
+  loop_nesting_ = info->is_in_loop() ? 1 : 0;
 
   {
     CodeGenState state(this);
@@ -339,7 +339,7 @@ void CodeGenerator::Generate(CompilationInfo* info) {
   }
 
   // Adjust for function-level loop nesting.
-  ASSERT(loop_nesting_ == info->loop_nesting());
+  ASSERT(loop_nesting_ == info->is_in_loop()? 1 : 0);
   loop_nesting_ = 0;
 
   // Code generation state must be reset.