[compiler] Remove CompilationInfo::is_first_compile flag.

src/compiler.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_H_
 #define V8_COMPILER_H_
 
 #include "src/allocation.h"
 #include "src/ast/ast.h"
 #include "src/bailout-reason.h"
@@ skipping 140 matching lines @@
     kDebug = 1 << 6,
     kSerializing = 1 << 7,
     kFunctionContextSpecializing = 1 << 8,
     kFrameSpecializing = 1 << 9,
     kNativeContextSpecializing = 1 << 10,
     kInliningEnabled = 1 << 11,
     kDisableFutureOptimization = 1 << 12,
     kSplittingEnabled = 1 << 13,
     kDeoptimizationEnabled = 1 << 14,
     kSourcePositionsEnabled = 1 << 15,
-    kFirstCompile = 1 << 16,
-    kBailoutOnUninitialized = 1 << 17,
+    kBailoutOnUninitialized = 1 << 16,
   };
 
   CompilationInfo(ParseInfo* parse_info, Handle<JSFunction> closure);
   CompilationInfo(const char* debug_name, Isolate* isolate, Zone* zone,
                   Code::Flags code_flags = Code::ComputeFlags(Code::STUB));
   virtual ~CompilationInfo();
 
   ParseInfo* parse_info() const { return parse_info_; }
 
   // -----------------------------------------------------------
@@ skipping 112 matching lines @@
   }
 
   void MarkAsInliningEnabled() { SetFlag(kInliningEnabled); }
 
   bool is_inlining_enabled() const { return GetFlag(kInliningEnabled); }
 
   void MarkAsSplittingEnabled() { SetFlag(kSplittingEnabled); }
 
   bool is_splitting_enabled() const { return GetFlag(kSplittingEnabled); }
 
-  void MarkAsFirstCompile() { SetFlag(kFirstCompile); }
-
-  void MarkAsCompiled() { SetFlag(kFirstCompile, false); }
-
-  bool is_first_compile() const { return GetFlag(kFirstCompile); }
-
   void MarkAsBailoutOnUninitialized() { SetFlag(kBailoutOnUninitialized); }
 
   bool is_bailout_on_uninitialized() const {
     return GetFlag(kBailoutOnUninitialized);
   }
 
   bool GeneratePreagedPrologue() const {
     // Generate a pre-aged prologue if we are optimizing for size, which
     // will make code flushing more aggressive. Only apply to Code::FUNCTION,
     // since StaticMarkingVisitor::IsFlushable only flushes proper functions.
@@ skipping 312 matching lines @@
   MUST_USE_RESULT Status SetLastStatus(Status status) {
     last_status_ = status;
     return last_status_;
   }
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_H_