[cleanup] Minor cleanups concerning assemblers and code generation.

src/assembler.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 307 matching lines @@
   static const int kMinRelocCommentSize = 2 + kPointerSize;
 
   // The maximum size for a call instruction including pc-jump.
   static const int kMaxCallSize = 6;
 
   // The maximum pc delta that will use the short encoding.
   static const int kMaxSmallPCDelta;
 
   enum Mode {
     // Please note the order is important (see IsCodeTarget, IsGCRelocMode).
-    CODE_TARGET,  // Code target which is not any of the above.
+    CODE_TARGET,
     CODE_TARGET_WITH_ID,
     EMBEDDED_OBJECT,
     // To relocate pointers into the wasm memory embedded in wasm code
     WASM_MEMORY_REFERENCE,
     WASM_GLOBAL_REFERENCE,
     WASM_MEMORY_SIZE_REFERENCE,
     WASM_FUNCTION_TABLE_SIZE_REFERENCE,
     WASM_PROTECTED_INSTRUCTION_LANDING,
     CELL,
 
@@ skipping 917 matching lines @@
     std::vector<ConstantPoolEntry> shared_entries;
   };
 
   Label emitted_label_;  // Records pc_offset of emitted pool
   PerTypeEntryInfo info_[ConstantPoolEntry::NUMBER_OF_TYPES];
 };
 
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_ASSEMBLER_H_