[HEAP] Remove SIMD 128 bit alignment from heap.

src/snapshot/deserializer.h

Index: src/snapshot/deserializer.h
diff --git a/src/snapshot/deserializer.h b/src/snapshot/deserializer.h
index 7b1ced815922a541ca3226f27d9263543c791d19..890634550f9aeb61b03d4d2641e1c956c78caf68 100644
--- a/src/snapshot/deserializer.h
+++ b/src/snapshot/deserializer.h
@@ -84,7 +84,6 @@ class Deserializer : public SerializerDeserializer {
     DCHECK_EQ(kWordAligned, next_alignment_);
     int alignment = data - (kAlignmentPrefix - 1);
     DCHECK_LE(kWordAligned, alignment);
-    DCHECK_LE(alignment, kSimd128Unaligned);

[Yang, 2017/02/14 21:32:00]

please do not remove this check, but rather change the upper bound to
kDoubleUnaligned.

[bbudge, 2017/02/14 22:18:51]

Good catch. Put it back.

     next_alignment_ = static_cast<AllocationAlignment>(alignment);
   }