Prefer EXPECT_TRUE(x) over EXPECT_NE(nullptr, x) in tests.

Same for EXPECT_FALSE(x) over EXPECT_EQ(nullptr, x).

-- fix longstanding IWYU flagged by presubmit.

Change-Id: I517a1bad2644c0d19bcb22e164f18f00c4504cda
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/94250
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
diff --git a/fxjs/cfx_globaldata_unittest.cpp b/fxjs/cfx_globaldata_unittest.cpp
index 99dbccf..b4433cd 100644
--- a/fxjs/cfx_globaldata_unittest.cpp
+++ b/fxjs/cfx_globaldata_unittest.cpp
@@ -36,19 +36,19 @@
 
 TEST(CFXGlobalData, GetSafety) {
   CFX_GlobalData* pInstance = CFX_GlobalData::GetRetainedInstance(nullptr);
-  EXPECT_EQ(nullptr, pInstance->GetGlobalVariable("nonesuch"));
-  EXPECT_EQ(nullptr, pInstance->GetAt(-1));
-  EXPECT_EQ(nullptr, pInstance->GetAt(0));
-  EXPECT_EQ(nullptr, pInstance->GetAt(1));
+  EXPECT_FALSE(pInstance->GetGlobalVariable("nonesuch"));
+  EXPECT_FALSE(pInstance->GetAt(-1));
+  EXPECT_FALSE(pInstance->GetAt(0));
+  EXPECT_FALSE(pInstance->GetAt(1));
 
   pInstance->SetGlobalVariableNumber("double", 2.0);
   pInstance->SetGlobalVariableString("string", "clams");
 
-  EXPECT_EQ(nullptr, pInstance->GetGlobalVariable("nonesuch"));
-  EXPECT_EQ(nullptr, pInstance->GetAt(-1));
+  EXPECT_FALSE(pInstance->GetGlobalVariable("nonesuch"));
+  EXPECT_FALSE(pInstance->GetAt(-1));
   EXPECT_EQ(pInstance->GetGlobalVariable("double"), pInstance->GetAt(0));
   EXPECT_EQ(pInstance->GetGlobalVariable("string"), pInstance->GetAt(1));
-  EXPECT_EQ(nullptr, pInstance->GetAt(2));
+  EXPECT_FALSE(pInstance->GetAt(2));
 
   ASSERT_TRUE(pInstance->Release());
 }