remove Isolate::Current from most files starting with 'a'

src/mips/codegen-mips.h

Index: src/mips/codegen-mips.h
diff --git a/src/mips/codegen-mips.h b/src/mips/codegen-mips.h
index 240b02ce44ba4e77d84d1b3c5bc800f347bea83f..950df21d307ef8be3994186706d69dfbd6df3e5a 100644
--- a/src/mips/codegen-mips.h
+++ b/src/mips/codegen-mips.h
@@ -46,8 +46,8 @@ enum TypeofState { INSIDE_TYPEOF, NOT_INSIDE_TYPEOF };
 
 class CodeGenerator: public AstVisitor {
  public:
-  CodeGenerator() {
-    InitializeAstVisitor();
+  explicit CodeGenerator(Isolate* isolate) {
+    InitializeAstVisitor(isolate);
   }
 
   static bool MakeCode(CompilationInfo* info);