[objects] Rename macros from DECLARE_ to DECL_ for consistency.

src/feedback-vector.h

Index: src/feedback-vector.h
diff --git a/src/feedback-vector.h b/src/feedback-vector.h
index 75cb8c8aaed0e2dc0834ba7ea76fb66aa36025dd..85a9f6dd1544d4fb3b253b596f83c4d59a9148ee 100644
--- a/src/feedback-vector.h
+++ b/src/feedback-vector.h
@@ -177,7 +177,7 @@ class FeedbackVectorSpecBase {
   void Print();
 #endif  // OBJECT_PRINT
 
-  DECLARE_PRINTER(FeedbackVectorSpec)
+  DECL_PRINTER(FeedbackVectorSpec)
 
  private:
   inline FeedbackSlot AddSlot(FeedbackSlotKind kind);
@@ -275,7 +275,7 @@ class FeedbackMetadata : public FixedArray {
   void Print();
 #endif  // OBJECT_PRINT
 
-  DECLARE_PRINTER(FeedbackMetadata)
+  DECL_PRINTER(FeedbackMetadata)
 
   static const char* Kind2String(FeedbackSlotKind kind);
   bool HasTypeProfileSlot() const;
@@ -387,7 +387,7 @@ class FeedbackVector : public FixedArray {
   void Print();
 #endif  // OBJECT_PRINT
 
-  DECLARE_PRINTER(FeedbackVector)
+  DECL_PRINTER(FeedbackVector)
 
   // Clears the vector slots.
   void ClearSlots(JSFunction* host_function);