Move MethodInfo to CodeInfo.

There is no need to treat it specially any more,
because of the de-duplication at BitTable level.

This saves 0.6% of oat file size.

Test: test-art-host-gtest
Change-Id: Ife7927d736243879a41d6f325d49ebf6930a63f6
diff --git a/compiler/optimizing/stack_map_stream.cc b/compiler/optimizing/stack_map_stream.cc
index e1b6575..429054c 100644
--- a/compiler/optimizing/stack_map_stream.cc
+++ b/compiler/optimizing/stack_map_stream.cc
@@ -196,7 +196,7 @@
       if (encode_art_method) {
         CHECK_EQ(inline_info.GetArtMethod(), method);
       } else {
-        CHECK_EQ(method_infos_[inline_info.GetMethodInfoIndex()][0], method->GetDexMethodIndex());
+        CHECK_EQ(code_info.GetMethodIndexOf(inline_info), method->GetDexMethodIndex());
       }
     });
   }
@@ -274,24 +274,6 @@
   }
 }
 
-void StackMapStream::FillInMethodInfo(MemoryRegion region) {
-  {
-    MethodInfo info(region.begin(), method_infos_.size());
-    for (size_t i = 0; i < method_infos_.size(); ++i) {
-      info.SetMethodIndex(i, method_infos_[i][0]);
-    }
-  }
-  if (kVerifyStackMaps) {
-    // Check the data matches.
-    MethodInfo info(region.begin());
-    const size_t count = info.NumMethodIndices();
-    DCHECK_EQ(count, method_infos_.size());
-    for (size_t i = 0; i < count; ++i) {
-      DCHECK_EQ(info.GetMethodIndex(i), method_infos_[i][0]);
-    }
-  }
-}
-
 template<typename Writer, typename Builder>
 ALWAYS_INLINE static void EncodeTable(Writer& out, const Builder& bit_table) {
   out.WriteBit(false);  // Is not deduped.
@@ -317,6 +299,7 @@
   BitMemoryWriter<ScopedArenaVector<uint8_t>> out(&out_, out_.size() * kBitsPerByte);
   EncodeTable(out, stack_maps_);
   EncodeTable(out, inline_infos_);
+  EncodeTable(out, method_infos_);
   EncodeTable(out, register_masks_);
   EncodeTable(out, stack_masks_);
   EncodeTable(out, dex_register_masks_);
@@ -347,9 +330,4 @@
   }
 }
 
-size_t StackMapStream::ComputeMethodInfoSize() const {
-  DCHECK_NE(0u, out_.size()) << "PrepareForFillIn not called before " << __FUNCTION__;
-  return MethodInfo::ComputeSize(method_infos_.size());
-}
-
 }  // namespace art