Fix HNewArray with unresolved primitive array type.

And enable test 920-objects that was crashing because
of this bug.

Test: testrunner.py --host --jit-on-first-use -t 920
Test: testrunner.py --host --optimizing
Test: m test-art-host-gtest
Bug: 117638896
Change-Id: I47dc893b121c82de537b3147c86d37a6eecf2d62
diff --git a/compiler/optimizing/code_generator_mips.cc b/compiler/optimizing/code_generator_mips.cc
index 1f0e200..c6d0f3f 100644
--- a/compiler/optimizing/code_generator_mips.cc
+++ b/compiler/optimizing/code_generator_mips.cc
@@ -8702,10 +8702,8 @@
 }
 
 void InstructionCodeGeneratorMIPS::VisitNewArray(HNewArray* instruction) {
-  // Note: if heap poisoning is enabled, the entry point takes care
-  // of poisoning the reference.
-  QuickEntrypointEnum entrypoint =
-      CodeGenerator::GetArrayAllocationEntrypoint(instruction->GetLoadClass()->GetClass());
+  // Note: if heap poisoning is enabled, the entry point takes care of poisoning the reference.
+  QuickEntrypointEnum entrypoint = CodeGenerator::GetArrayAllocationEntrypoint(instruction);
   codegen_->InvokeRuntime(entrypoint, instruction, instruction->GetDexPc());
   CheckEntrypointTypes<kQuickAllocArrayResolved, void*, mirror::Class*, int32_t>();
   DCHECK(!codegen_->IsLeafMethod());