From 3bea564a5f6d1a66c082ec4df8c999fccf7ec046 Mon Sep 17 00:00:00 2001
From: Dan Sinclair <dsinclair@chromium.org>
Date: Thu, 5 Oct 2017 15:22:53 -0400
Subject: Remove unused methods from CPDF_VariableText::Iterator.

This CL removes methods from CPDF_VariableText::Iterator which are never
called.

Change-Id: I8652320f0e6576e39e7636ce9941e1f148eb9cec
Reviewed-on: https://pdfium-review.googlesource.com/15674
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>
---
 core/fpdfdoc/cpdf_variabletext.cpp | 36 ------------------------------------
 core/fpdfdoc/cpdf_variabletext.h   |  3 ---
 2 files changed, 39 deletions(-)

diff --git a/core/fpdfdoc/cpdf_variabletext.cpp b/core/fpdfdoc/cpdf_variabletext.cpp
index d702f52ba4..d2643e8d64 100644
--- a/core/fpdfdoc/cpdf_variabletext.cpp
+++ b/core/fpdfdoc/cpdf_variabletext.cpp
@@ -132,42 +132,6 @@ bool CPDF_VariableText::Iterator::NextLine() {
   return false;
 }
 
-bool CPDF_VariableText::Iterator::PrevLine() {
-  if (!pdfium::IndexInBounds(m_pVT->m_SectionArray, m_CurPos.nSecIndex))
-    return false;
-
-  if (m_CurPos.nLineIndex > 0) {
-    m_CurPos = CPVT_WordPlace(m_CurPos.nSecIndex, m_CurPos.nLineIndex - 1, -1);
-    return true;
-  }
-  if (!pdfium::IndexInBounds(m_pVT->m_SectionArray, m_CurPos.nSecIndex - 1))
-    return false;
-
-  CSection* pLastSection = m_pVT->m_SectionArray[m_CurPos.nSecIndex - 1].get();
-  m_CurPos = CPVT_WordPlace(
-      m_CurPos.nSecIndex - 1,
-      pdfium::CollectionSize<int32_t>(pLastSection->m_LineArray) - 1, -1);
-  return true;
-}
-
-bool CPDF_VariableText::Iterator::NextSection() {
-  if (m_CurPos.nSecIndex <
-      pdfium::CollectionSize<int32_t>(m_pVT->m_SectionArray) - 1) {
-    m_CurPos = CPVT_WordPlace(m_CurPos.nSecIndex + 1, 0, -1);
-    return true;
-  }
-  return false;
-}
-
-bool CPDF_VariableText::Iterator::PrevSection() {
-  ASSERT(m_pVT);
-  if (m_CurPos.nSecIndex > 0) {
-    m_CurPos = CPVT_WordPlace(m_CurPos.nSecIndex - 1, 0, -1);
-    return true;
-  }
-  return false;
-}
-
 bool CPDF_VariableText::Iterator::GetWord(CPVT_Word& word) const {
   word.WordPlace = m_CurPos;
   if (!pdfium::IndexInBounds(m_pVT->m_SectionArray, m_CurPos.nSecIndex))
diff --git a/core/fpdfdoc/cpdf_variabletext.h b/core/fpdfdoc/cpdf_variabletext.h
index ee68f023fa..a438a1c1c9 100644
--- a/core/fpdfdoc/cpdf_variabletext.h
+++ b/core/fpdfdoc/cpdf_variabletext.h
@@ -42,9 +42,6 @@ class CPDF_VariableText {
     bool NextWord();
     bool PrevWord();
     bool NextLine();
-    bool PrevLine();
-    bool NextSection();
-    bool PrevSection();
     bool GetWord(CPVT_Word& word) const;
     bool GetLine(CPVT_Line& line) const;
     bool GetSection(CPVT_Section& section) const;
-- 
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