Fix problems with sandboxing and the ARM integrated assembler.

src/IceInstARM32.h

Index: src/IceInstARM32.h
diff --git a/src/IceInstARM32.h b/src/IceInstARM32.h
index 138fd845c9d6897aa3044ff19ed16e2cf99022d0..f02aa5ebc772ee115a4c1deb8d61f44dc54df236 100644
--- a/src/IceInstARM32.h
+++ b/src/IceInstARM32.h
@@ -211,10 +211,7 @@ class OperandARM32FlexImm : public OperandARM32Flex {
 public:
   /// Immed_8 rotated by an even number of bits (2 * RotateAmt).
   static OperandARM32FlexImm *create(Cfg *Func, Type Ty, uint32_t Imm,
-                                     uint32_t RotateAmt) {
-    return new (Func->allocate<OperandARM32FlexImm>())
-        OperandARM32FlexImm(Func, Ty, Imm, RotateAmt);
-  }
+                                     uint32_t RotateAmt);
 
   void emit(const Cfg *Func) const override;
   using OperandARM32::dump;