Add FPDF_RenderPageBitmapWithMatrix.

core/fpdfdoc/cpdf_annotlist.h

Index: core/fpdfdoc/cpdf_annotlist.h
diff --git a/core/fpdfdoc/cpdf_annotlist.h b/core/fpdfdoc/cpdf_annotlist.h
index e17b958517ae88b124d3fcef355a285e5dd9bd3f..3443277b68daec63ce4f6b3a569cce89b6944689 100644
--- a/core/fpdfdoc/cpdf_annotlist.h
+++ b/core/fpdfdoc/cpdf_annotlist.h
@@ -28,7 +28,7 @@ class CPDF_AnnotList {
   void DisplayAnnots(CPDF_Page* pPage,
                      CPDF_RenderContext* pContext,
                      bool bPrinting,
-                     CFX_Matrix* pMatrix,
+                     const CFX_Matrix* pMatrix,
                      bool bShowWidget,
                      CPDF_RenderOptions* pOptions);
 
@@ -36,7 +36,7 @@ class CPDF_AnnotList {
                      CFX_RenderDevice* pDevice,
                      CPDF_RenderContext* pContext,
                      bool bPrinting,
-                     CFX_Matrix* pMatrix,
+                     const CFX_Matrix* pMatrix,
                      uint32_t dwAnnotFlags,
                      CPDF_RenderOptions* pOptions,
                      FX_RECT* pClipRect);
@@ -52,7 +52,7 @@ class CPDF_AnnotList {
                    CFX_RenderDevice* pDevice,
                    CPDF_RenderContext* pContext,
                    bool bPrinting,
-                   CFX_Matrix* pMatrix,
+                   const CFX_Matrix* pMatrix,
                    bool bWidget,
                    CPDF_RenderOptions* pOptions,
                    FX_RECT* clip_rect);