Out-of-line constant pool on Arm: Stage 2 - Introduce ConstantPoolArray object.

src/objects-debug.cc

Index: src/objects-debug.cc
diff --git a/src/objects-debug.cc b/src/objects-debug.cc
index caf0bafd70c490165637ce89782853d961fe95cf..90b01934dfec256e8e1abb081ea467f819095679 100644
--- a/src/objects-debug.cc
+++ b/src/objects-debug.cc
@@ -95,6 +95,9 @@ void HeapObject::HeapObjectVerify() {
     case FIXED_DOUBLE_ARRAY_TYPE:
       FixedDoubleArray::cast(this)->FixedDoubleArrayVerify();
       break;
+    case CONSTANT_POOL_ARRAY_TYPE:
+      ConstantPoolArray::cast(this)->ConstantPoolArrayVerify();
+      break;
     case BYTE_ARRAY_TYPE:
       ByteArray::cast(this)->ByteArrayVerify();
       break;
@@ -439,6 +442,11 @@ void FixedDoubleArray::FixedDoubleArrayVerify() {
 }
 
 
+void ConstantPoolArray::ConstantPoolArrayVerify() {
+  CHECK(IsConstantPoolArray());
+}
+
+
 void JSGeneratorObject::JSGeneratorObjectVerify() {
   // In an expression like "new g()", there can be a point where a generator
   // object is allocated but its fields are all undefined, as it hasn't yet been