From 66601c4c3d89afc6b9b41a5d14359fe94222cc3a Mon Sep 17 00:00:00 2001
From: Lei Zhang <thestig@chromium.org>
Date: Tue, 2 Oct 2018 18:58:16 +0000
Subject: Remove dead code in CPDF_PageRenderCache::ResetBitmap().

Callers only ever pass in nullptr for the bitmap parameter.

Change-Id: Iefeb72a1268521a38b3d5ab4b03163b67bf35796
Reviewed-on: https://pdfium-review.googlesource.com/43210
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
---
 core/fpdfapi/render/cpdf_pagerendercache.cpp | 17 ++++++-----------
 core/fpdfapi/render/cpdf_pagerendercache.h   |  4 +---
 2 files changed, 7 insertions(+), 14 deletions(-)

(limited to 'core/fpdfapi/render')

diff --git a/core/fpdfapi/render/cpdf_pagerendercache.cpp b/core/fpdfapi/render/cpdf_pagerendercache.cpp
index 61602d36f0..dfd05bc494 100644
--- a/core/fpdfapi/render/cpdf_pagerendercache.cpp
+++ b/core/fpdfapi/render/cpdf_pagerendercache.cpp
@@ -13,6 +13,7 @@
 #include "core/fpdfapi/page/cpdf_page.h"
 #include "core/fpdfapi/render/cpdf_imagecacheentry.h"
 #include "core/fpdfapi/render/cpdf_renderstatus.h"
+#include "core/fxge/dib/cfx_dibitmap.h"
 
 namespace {
 
@@ -125,21 +126,15 @@ bool CPDF_PageRenderCache::Continue(PauseIndicatorIface* pPause,
   return false;
 }
 
-void CPDF_PageRenderCache::ResetBitmap(const RetainPtr<CPDF_Image>& pImage,
-                                       const RetainPtr<CFX_DIBitmap>& pBitmap) {
+void CPDF_PageRenderCache::ResetBitmap(const RetainPtr<CPDF_Image>& pImage) {
   CPDF_ImageCacheEntry* pEntry;
   CPDF_Stream* pStream = pImage->GetStream();
   const auto it = m_ImageCache.find(pStream);
-  if (it == m_ImageCache.end()) {
-    if (!pBitmap)
-      return;
+  if (it == m_ImageCache.end())
+    return;
 
-    pEntry = new CPDF_ImageCacheEntry(m_pPage->GetDocument(), pImage);
-    m_ImageCache[pStream] = pEntry;
-  } else {
-    pEntry = it->second;
-  }
+  pEntry = it->second;
   m_nCacheSize -= pEntry->EstimateSize();
-  pEntry->Reset(pBitmap);
+  pEntry->Reset(nullptr);
   m_nCacheSize += pEntry->EstimateSize();
 }
diff --git a/core/fpdfapi/render/cpdf_pagerendercache.h b/core/fpdfapi/render/cpdf_pagerendercache.h
index fe94bed722..8f0cb59414 100644
--- a/core/fpdfapi/render/cpdf_pagerendercache.h
+++ b/core/fpdfapi/render/cpdf_pagerendercache.h
@@ -13,7 +13,6 @@
 #include "core/fxcrt/retain_ptr.h"
 #include "core/fxcrt/unowned_ptr.h"
 
-class CFX_DIBitmap;
 class CPDF_Image;
 class CPDF_ImageCacheEntry;
 class CPDF_Page;
@@ -28,8 +27,7 @@ class CPDF_PageRenderCache {
 
   void CacheOptimization(int32_t dwLimitCacheSize);
   uint32_t GetTimeCount() const { return m_nTimeCount; }
-  void ResetBitmap(const RetainPtr<CPDF_Image>& pImage,
-                   const RetainPtr<CFX_DIBitmap>& pBitmap);
+  void ResetBitmap(const RetainPtr<CPDF_Image>& pImage);
   CPDF_Page* GetPage() const { return m_pPage.Get(); }
   CPDF_ImageCacheEntry* GetCurImageCacheEntry() const {
     return m_pCurImageCacheEntry;
-- 
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