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authorLei Zhang <thestig@chromium.org>2018-07-10 18:13:45 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-07-10 18:13:45 +0000
commit416cbeab1d93b1261dfb4584e0c8e47d9cd4720f (patch)
treed337390fadee51ee8949542f68feade0e2f64cec /core/fpdfapi/page/cpdf_streamcontentparser.cpp
parentb5cabcb3b24f835cb09c7086b380be2b26cf46be (diff)
downloadpdfium-416cbeab1d93b1261dfb4584e0c8e47d9cd4720f.tar.xz
Make CPDF_StreamContentParser::m_pResources a const pointer.
Move the code to select what it points at to a separate function, so the CPDF_StreamContentParser constructor only sets it once. Change-Id: I60013e77c8f37246282f94227a4aeb17270ee23c Reviewed-on: https://pdfium-review.googlesource.com/37450 Reviewed-by: Henrique Nakashima <hnakashima@chromium.org> Commit-Queue: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'core/fpdfapi/page/cpdf_streamcontentparser.cpp')
-rw-r--r--core/fpdfapi/page/cpdf_streamcontentparser.cpp15
1 files changed, 10 insertions, 5 deletions
diff --git a/core/fpdfapi/page/cpdf_streamcontentparser.cpp b/core/fpdfapi/page/cpdf_streamcontentparser.cpp
index 640b7f7109..ba7388cf15 100644
--- a/core/fpdfapi/page/cpdf_streamcontentparser.cpp
+++ b/core/fpdfapi/page/cpdf_streamcontentparser.cpp
@@ -236,6 +236,14 @@ void ReplaceAbbr(CPDF_Object* pObj) {
}
}
+CPDF_Dictionary* ChooseResourcesDict(CPDF_Dictionary* pResources,
+ CPDF_Dictionary* pParentResources,
+ CPDF_Dictionary* pPageResources) {
+ if (pResources)
+ return pResources;
+ return pParentResources ? pParentResources : pPageResources;
+}
+
} // namespace
CPDF_StreamContentParser::CPDF_StreamContentParser(
@@ -251,7 +259,8 @@ CPDF_StreamContentParser::CPDF_StreamContentParser(
: m_pDocument(pDocument),
m_pPageResources(pPageResources),
m_pParentResources(pParentResources),
- m_pResources(pResources),
+ m_pResources(
+ ChooseResourcesDict(pResources, pParentResources, pPageResources)),
m_pObjectHolder(pObjHolder),
m_ParsedSet(parsedSet),
m_BBox(rcBBox),
@@ -268,10 +277,6 @@ CPDF_StreamContentParser::CPDF_StreamContentParser(
m_bResourceMissing(false) {
if (pmtContentToUser)
m_mtContentToUser = *pmtContentToUser;
- if (!m_pResources)
- m_pResources = m_pParentResources;
- if (!m_pResources)
- m_pResources = m_pPageResources;
if (pStates) {
m_pCurStates->Copy(*pStates);
} else {