Change FXDIB_BLEND_FOO typedefs to an enum class.

BUG=pdfium:1085

Change-Id: Ieb43d4588e1d689e327e428dcbbf7adba45ce178
Reviewed-on: https://pdfium-review.googlesource.com/c/44545
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/core/fpdfapi/page/cpdf_pageobjectholder_unittest.cpp b/core/fpdfapi/page/cpdf_pageobjectholder_unittest.cpp
index ddad795fea..77602562f3 100644
--- a/core/fpdfapi/page/cpdf_pageobjectholder_unittest.cpp
+++ b/core/fpdfapi/page/cpdf_pageobjectholder_unittest.cpp
@@ -18,7 +18,7 @@ TEST(CPDFPageObjectHolder, GraphicsDataAsKey) {
   // Verify self-comparisions.
   for (float c1 : {fMin, 1.0f, 2.0f, fMax, fInf, fNan}) {
     for (float c2 : {fMin, 1.0f, 2.0f, fMax, fInf, fNan}) {
-      for (int c3 : {1, 2})
+      for (BlendMode c3 : {BlendMode::kMultiply, BlendMode::kScreen})
         EXPECT_FALSE(GraphicsData({c1, c2, c3}) < GraphicsData({c1, c2, c3}));
     }
   }
@@ -27,7 +27,7 @@ TEST(CPDFPageObjectHolder, GraphicsDataAsKey) {
 
   // Insert in reverse index permuted order.
   size_t x = 0;
-  for (int c3 : {2, 1}) {
+  for (BlendMode c3 : {BlendMode::kScreen, BlendMode::kMultiply}) {
     for (float c2 : {fNan, fInf, fMax, 2.0f, 1.0f, fMin}) {
       for (float c1 : {fNan, fInf, fMax, 2.0f, 1.0f, fMin}) {
         graphics_map[{c1, c2, c3}] = x++;
@@ -56,7 +56,7 @@ TEST(CPDFPageObjectHolder, GraphicsDataAsKey) {
   EXPECT_EQ(72u, x);
 
   // Erase in forward index permuted order.
-  for (int c3 : {1, 2}) {
+  for (BlendMode c3 : {BlendMode::kMultiply, BlendMode::kScreen}) {
     for (float c2 : {fMin, 1.0f, 2.0f, fMax, fInf, fNan}) {
       for (float c1 : {fMin, 1.0f, 2.0f, fMax, fInf, fNan})
         graphics_map.erase({c1, c2, c3});