Fix some typos.

TBR=tsepez@chromium.org
Change-Id: I6f0bdb3e7218257b2a761f28022167f14f673416
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/66932
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
diff --git a/fpdfsdk/pwl/cpwl_combo_box_embeddertest.cpp b/fpdfsdk/pwl/cpwl_combo_box_embeddertest.cpp
index ac50f0c..5b5dd1d 100644
--- a/fpdfsdk/pwl/cpwl_combo_box_embeddertest.cpp
+++ b/fpdfsdk/pwl/cpwl_combo_box_embeddertest.cpp
@@ -105,7 +105,7 @@
   EXPECT_FALSE(GetCPWLComboBox()->GetText().IsEmpty());
   EXPECT_STREQ(L"Banana", GetCPWLComboBox()->GetText().c_str());
 
-  // Check that selection is intially empty, then select entire word.
+  // Check that selection is initially empty, then select entire word.
   EXPECT_TRUE(GetCPWLComboBox()->GetSelectedText().IsEmpty());
   GetCPWLComboBox()->SetSelectText();
   EXPECT_STREQ(L"Banana", GetCPWLComboBox()->GetSelectedText().c_str());
@@ -150,7 +150,7 @@
   FormFillerAndWindowSetup(GetCPDFSDKAnnotUserEditable());
   EXPECT_TRUE(GetCPWLComboBox()->GetText().IsEmpty());
 
-  // Check selection is intially empty, then select a provided option.
+  // Check selection is initially empty, then select a provided option.
   EXPECT_TRUE(GetCPWLComboBox()->GetSelectedText().IsEmpty());
   GetCPWLComboBox()->SetSelect(0);
   GetCPWLComboBox()->SetSelectText();