[code health] Replace ASSERT() with DCHECK() in fpdfsdk/

Bug: pdfium:1596
Change-Id: I7acd005321d626514388f98e05e31d1c5a82682a
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/77610
Auto-Submit: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Daniel Hosseinian <dhoss@chromium.org>
Reviewed-by: Daniel Hosseinian <dhoss@chromium.org>
diff --git a/fpdfsdk/fpdf_doc.cpp b/fpdfsdk/fpdf_doc.cpp
index 94a1d04..83d9a4a 100644
--- a/fpdfsdk/fpdf_doc.cpp
+++ b/fpdfsdk/fpdf_doc.cpp
@@ -27,6 +27,7 @@
 #include "core/fpdfdoc/cpdf_pagelabel.h"
 #include "fpdfsdk/cpdfsdk_helpers.h"
 #include "public/fpdf_formfill.h"
+#include "third_party/base/check.h"
 #include "third_party/base/stl_util.h"
 
 namespace {
@@ -248,7 +249,7 @@
 
   CPDF_Dest destination(CPDFArrayFromFPDFDest(dest));
   unsigned long nParams = destination.GetNumParams();
-  ASSERT(nParams <= 4);
+  DCHECK(nParams <= 4);
   *pNumParams = nParams;
   for (unsigned long i = 0; i < nParams; ++i)
     pParams[i] = destination.GetParam(i);