[wasm] remove faux code objects

src/assembler.h

Index: src/assembler.h
diff --git a/src/assembler.h b/src/assembler.h
index 353abdbbc163000fb8175d523c6d5950a7d59d76..88a5e2962b2c3d631dfc8d21216c90e9d63723b4 100644
--- a/src/assembler.h
+++ b/src/assembler.h
@@ -421,7 +421,7 @@ class RelocInfo {
     // This is not an actual reloc mode, but used to encode a long pc jump that
     // cannot be encoded as part of another record.
     PC_JUMP,
-
+    WASM_DIRECT_CALL,
     // Pseudo-types
     NUMBER_OF_MODES,
     NONE32,             // never recorded 32-bit value
@@ -529,6 +529,9 @@ class RelocInfo {
   static inline bool IsWasmMemorySizeReference(Mode mode) {
     return mode == WASM_MEMORY_SIZE_REFERENCE;
   }
+  static inline bool IsWasmDirectCall(Mode mode) {
+    return mode == WASM_DIRECT_CALL;
+  }
   static inline int ModeMask(Mode mode) { return 1 << mode; }
 
   // Accessors
@@ -557,6 +560,8 @@ class RelocInfo {
 
   Address wasm_memory_reference();
   uint32_t wasm_memory_size_reference();
+  uint32_t wasm_function_index();
+
   void update_wasm_memory_reference(
       Address old_base, Address new_base, uint32_t old_size, uint32_t new_size,
       ICacheFlushMode icache_flush_mode = SKIP_ICACHE_FLUSH);
@@ -665,6 +670,7 @@ class RelocInfo {
 #endif
 
   static const int kCodeTargetMask = (1 << (LAST_CODE_ENUM + 1)) - 1;
+  static const int kWasmDirectCallMask = 1 << WASM_DIRECT_CALL;
   static const int kPositionMask = 1 << POSITION | 1 << STATEMENT_POSITION;
   static const int kDataMask =
       (1 << CODE_TARGET_WITH_ID) | kPositionMask | (1 << COMMENT);