Revert "Revert "Make dex2dex return a CompiledMethod after quickening.""

This reverts commit 327c5ed30a1f016ef3e1bb26ea7b4abd34eb63b9.

Change-Id: I0dc5d92e5d1ef98830fbd3c40ec59a93f9e0422d
diff --git a/compiler/image_writer.h b/compiler/image_writer.h
index 9d45ce2..62d8a69 100644
--- a/compiler/image_writer.h
+++ b/compiler/image_writer.h
@@ -199,7 +199,7 @@
   const uint8_t* GetOatAddress(uint32_t offset) const {
     // With Quick, code is within the OatFile, as there are all in one
     // .o ELF object.
-    DCHECK_LT(offset, oat_file_->Size());
+    DCHECK_LE(offset, oat_file_->Size());
     DCHECK(oat_data_begin_ != nullptr);
     return offset == 0u ? nullptr : oat_data_begin_ + offset;
   }