Get rid of NULLs in core/

fpdfsdk/fpdfdoc_embeddertest.cpp

Index: fpdfsdk/fpdfdoc_embeddertest.cpp
diff --git a/fpdfsdk/fpdfdoc_embeddertest.cpp b/fpdfsdk/fpdfdoc_embeddertest.cpp
index 2450b6aea61cc829a3d59e6f71fd40adee61ff6e..e0880deca57e5dfb41c3cf990d40dad8549d5a6e 100644
--- a/fpdfsdk/fpdfdoc_embeddertest.cpp
+++ b/fpdfsdk/fpdfdoc_embeddertest.cpp
@@ -23,22 +23,22 @@ TEST_F(FPDFDocEmbeddertest, DestGetPageIndex) {
 
   // Page number directly in item from Dests NameTree.
   FPDF_DEST dest = FPDF_GetNamedDestByName(document(), "First");
-  EXPECT_NE(nullptr, dest);
+  EXPECT_TRUE(dest);
   EXPECT_EQ(1U, FPDFDest_GetPageIndex(document(), dest));
 
   // Page number via object reference in item from Dests NameTree.
   dest = FPDF_GetNamedDestByName(document(), "Next");
-  EXPECT_NE(nullptr, dest);
+  EXPECT_TRUE(dest);
   EXPECT_EQ(1U, FPDFDest_GetPageIndex(document(), dest));
 
   // Page number directly in item from Dests dictionary.
   dest = FPDF_GetNamedDestByName(document(), "FirstAlternate");
-  EXPECT_NE(nullptr, dest);
+  EXPECT_TRUE(dest);
   EXPECT_EQ(11U, FPDFDest_GetPageIndex(document(), dest));
 
   // Invalid object reference in item from Dests NameTree.
   dest = FPDF_GetNamedDestByName(document(), "LastAlternate");
-  EXPECT_NE(nullptr, dest);
+  EXPECT_TRUE(dest);
   EXPECT_EQ(0U, FPDFDest_GetPageIndex(document(), dest));
 }
 
@@ -88,7 +88,7 @@ TEST_F(FPDFDocEmbeddertest, Bookmarks) {
   EXPECT_EQ(0u, FPDFBookmark_GetTitle(nullptr, buf, sizeof(buf)));
 
   FPDF_BOOKMARK child = FPDFBookmark_GetFirstChild(document(), nullptr);
-  EXPECT_NE(nullptr, child);
+  EXPECT_TRUE(child);
   EXPECT_EQ(34u, FPDFBookmark_GetTitle(child, buf, sizeof(buf)));
   EXPECT_EQ(CFX_WideString(L"A Good Beginning"),
             CFX_WideString::FromUTF16LE(buf, 16));
@@ -96,7 +96,7 @@ TEST_F(FPDFDocEmbeddertest, Bookmarks) {
   EXPECT_EQ(nullptr, FPDFBookmark_GetFirstChild(document(), child));
 
   FPDF_BOOKMARK sibling = FPDFBookmark_GetNextSibling(document(), child);
-  EXPECT_NE(nullptr, sibling);
+  EXPECT_TRUE(sibling);
   EXPECT_EQ(28u, FPDFBookmark_GetTitle(sibling, buf, sizeof(buf)));
   EXPECT_EQ(CFX_WideString(L"A Good Ending"),
             CFX_WideString::FromUTF16LE(buf, 13));
@@ -112,7 +112,7 @@ TEST_F(FPDFDocEmbeddertest, FindBookmarks) {
   std::unique_ptr<unsigned short, pdfium::FreeDeleter> title =
       GetFPDFWideString(L"A Good Beginning");
   FPDF_BOOKMARK child = FPDFBookmark_Find(document(), title.get());
-  EXPECT_NE(nullptr, child);
+  EXPECT_TRUE(child);
 
   // Check that the string matches.
   unsigned short buf[128];