Remove needless null check in CPDF_AllStates::ProcessExtGS().

This was already checked at line 53.

Change-Id: Iebc446bbfc189c899561d236382dbe557013bc91
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/86492
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Auto-Submit: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>

core/fpdfapi/page/cpdf_allstates.cpp

diff --git a/core/fpdfapi/page/cpdf_allstates.cpp b/core/fpdfapi/page/cpdf_allstates.cpp
index 730c79b..0e6d1d2 100644
--- a/core/fpdfapi/page/cpdf_allstates.cpp
+++ b/core/fpdfapi/page/cpdf_allstates.cpp
@@ -99,7 +99,7 @@
         }
         FALLTHROUGH;
       case FXBSTR_ID('T', 'R', '2', 0):
-        m_GeneralState.SetTR(pObject && !pObject->IsName() ? pObject : nullptr);
+        m_GeneralState.SetTR(!pObject->IsName() ? pObject : nullptr);
         break;
       case FXBSTR_ID('B', 'M', 0, 0): {
         CPDF_Array* pArray = pObject->AsArray();