Convert to CFX_UnownedPtr, part 4.

Fix strange ownership issue in cpdf_type3char.cpp, and
describe the absolutely insane stuff happening there.

Change-Id: Iae70f9eca8f125ed3ef677729f1776ba9f10183c
Reviewed-on: https://pdfium-review.googlesource.com/5830
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>

1 files changed, 6 insertions, 6 deletions

diff --git a/core/fpdfapi/render/cpdf_rendercontext.h b/core/fpdfapi/render/cpdf_rendercontext.h
index 0cce1ae77e..4980d37ed6 100644
--- a/core/fpdfapi/render/cpdf_rendercontext.h
+++ b/core/fpdfapi/render/cpdf_rendercontext.h
@@ -55,14 +55,14 @@ class CPDF_RenderContext {
   size_t CountLayers() const { return m_Layers.size(); }
   Layer* GetLayer(uint32_t index) { return &m_Layers[index]; }
 
-  CPDF_Document* GetDocument() const { return m_pDocument; }
-  CPDF_Dictionary* GetPageResources() const { return m_pPageResources; }
-  CPDF_PageRenderCache* GetPageCache() const { return m_pPageCache; }
+  CPDF_Document* GetDocument() const { return m_pDocument.Get(); }
+  CPDF_Dictionary* GetPageResources() const { return m_pPageResources.Get(); }
+  CPDF_PageRenderCache* GetPageCache() const { return m_pPageCache.Get(); }
 
  protected:
-  CPDF_Document* const m_pDocument;
-  CPDF_Dictionary* m_pPageResources;
-  CPDF_PageRenderCache* m_pPageCache;
+  CFX_UnownedPtr<CPDF_Document> const m_pDocument;
+  CFX_UnownedPtr<CPDF_Dictionary> m_pPageResources;
+  CFX_UnownedPtr<CPDF_PageRenderCache> m_pPageCache;
   std::vector<Layer> m_Layers;
 };