mix-blend-mode implementation for accelerated layers

content/common/cc_messages_unittest.cc

Index: content/common/cc_messages_unittest.cc
diff --git a/content/common/cc_messages_unittest.cc b/content/common/cc_messages_unittest.cc
index 6ba87ad69ae9af0e874ab05209292b62dd205d2f..ab02e8f57391ab4456d556bae5ab5e32b01abfd5 100644
--- a/content/common/cc_messages_unittest.cc
+++ b/content/common/cc_messages_unittest.cc
@@ -55,6 +55,7 @@ class CCMessagesTest : public testing::Test {
     EXPECT_EQ(a->clip_rect, b->clip_rect);
     EXPECT_EQ(a->is_clipped, b->is_clipped);
     EXPECT_EQ(a->opacity, b->opacity);
+    EXPECT_EQ(a->blend_mode, b->blend_mode);
   }
 
   void Compare(const DrawQuad* a, const DrawQuad* b) {
@@ -234,6 +235,9 @@ TEST_F(CCMessagesTest, AllQuads) {
   bool arbitrary_bool3 = true;
   int arbitrary_int = 5;
   SkColor arbitrary_color = SkColorSetARGB(25, 36, 47, 58);
+  SkXfermode::Mode arbitrary_blend_mode1 = SkXfermode::kScreen_Mode;
+  SkXfermode::Mode arbitrary_blend_mode2 = SkXfermode::kLighten_Mode;
+  SkXfermode::Mode arbitrary_blend_mode3 = SkXfermode::kOverlay_Mode;
   IOSurfaceDrawQuad::Orientation arbitrary_orientation =
       IOSurfaceDrawQuad::UNFLIPPED;
   RenderPass::Id arbitrary_id(10, 14);
@@ -261,7 +265,8 @@ TEST_F(CCMessagesTest, AllQuads) {
                            arbitrary_rect1,
                            arbitrary_rect2,
                            arbitrary_bool1,
-                           arbitrary_float1);
+                           arbitrary_float1,
+                           arbitrary_blend_mode1);
   scoped_ptr<SharedQuadState> shared_state1_cmp = shared_state1_in->Copy();
 
   scoped_ptr<CheckerboardDrawQuad> checkerboard_in =
@@ -323,7 +328,8 @@ TEST_F(CCMessagesTest, AllQuads) {
                            arbitrary_rect2,
                            arbitrary_rect3,
                            arbitrary_bool1,
-                           arbitrary_float2);
+                           arbitrary_float2,
+                           arbitrary_blend_mode2);
   scoped_ptr<SharedQuadState> shared_state2_cmp = shared_state2_in->Copy();
 
   scoped_ptr<SharedQuadState> shared_state3_in = SharedQuadState::Create();
@@ -332,7 +338,8 @@ TEST_F(CCMessagesTest, AllQuads) {
                            arbitrary_rect3,
                            arbitrary_rect1,
                            arbitrary_bool1,
-                           arbitrary_float3);
+                           arbitrary_float3,
+                           arbitrary_blend_mode3);
   scoped_ptr<SharedQuadState> shared_state3_cmp = shared_state3_in->Copy();
 
   scoped_ptr<SolidColorDrawQuad> solidcolor_in =