Rename CBA_AnnotIterator to CPDFSDK_AnnotIterator

This CL renames CBA_AnnotIterator to CPDFSDK_AnnotIterator. This
iterator does not seem to be restricted to just BAAnnot entries, so
rename to the more general name.

Change-Id: I735dc37cd5417a2b544882db515dbef4d4dbae67
Reviewed-on: https://pdfium-review.googlesource.com/29430
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
diff --git a/fpdfsdk/cpdfsdk_interform.cpp b/fpdfsdk/cpdfsdk_interform.cpp
index 22d1a47..6d3e9cd 100644
--- a/fpdfsdk/cpdfsdk_interform.cpp
+++ b/fpdfsdk/cpdfsdk_interform.cpp
@@ -21,9 +21,9 @@
 #include "core/fpdfdoc/cpdf_interform.h"
 #include "core/fxge/cfx_graphstatedata.h"
 #include "core/fxge/cfx_pathdata.h"
-#include "fpdfsdk/cba_annotiterator.h"
 #include "fpdfsdk/cpdfsdk_actionhandler.h"
 #include "fpdfsdk/cpdfsdk_annot.h"
+#include "fpdfsdk/cpdfsdk_annotiterator.h"
 #include "fpdfsdk/cpdfsdk_formfillenvironment.h"
 #include "fpdfsdk/cpdfsdk_helpers.h"
 #include "fpdfsdk/cpdfsdk_pageview.h"
@@ -106,7 +106,7 @@
 
 CPDFSDK_Widget* CPDFSDK_InterForm::GetSibling(CPDFSDK_Widget* pWidget,
                                               bool bNext) const {
-  auto pIterator = pdfium::MakeUnique<CBA_AnnotIterator>(
+  auto pIterator = pdfium::MakeUnique<CPDFSDK_AnnotIterator>(
       pWidget->GetPageView(), CPDF_Annot::Subtype::WIDGET);
 
   if (bNext)