From 4174b5ab6ac9024acb9b42acbb61d628a2a679e3 Mon Sep 17 00:00:00 2001
From: Tom Sepez <tsepez@chromium.org>
Date: Fri, 10 Aug 2018 00:13:37 +0000
Subject: Add CFX_DIBSource::GetWritableScanline().

Remove a bunch of const_cast<uint8_t*> or equivalent.  This will also
help when we convert to span<>, since casting spans is a nuisance.

Change-Id: I330e5041cbaf33a84425fc4242a3dfacf5ca8011
Reviewed-on: https://pdfium-review.googlesource.com/39831
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
---
 core/fxge/dib/cfx_dibsource.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'core/fxge/dib/cfx_dibsource.h')

diff --git a/core/fxge/dib/cfx_dibsource.h b/core/fxge/dib/cfx_dibsource.h
index 0e7fb27dde..064dbe2055 100644
--- a/core/fxge/dib/cfx_dibsource.h
+++ b/core/fxge/dib/cfx_dibsource.h
@@ -44,6 +44,9 @@ class CFX_DIBSource : public Retainable {
                                   int clip_left,
                                   int clip_width) const = 0;
 
+  uint8_t* GetWritableScanline(int line) {
+    return const_cast<uint8_t*>(GetScanline(line));
+  }
   int GetWidth() const { return m_Width; }
   int GetHeight() const { return m_Height; }
 
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