Check fIgnoresCoverage in GrPipeline::AreEqual

src/gpu/GrPipeline.cpp

Index: src/gpu/GrPipeline.cpp
diff --git a/src/gpu/GrPipeline.cpp b/src/gpu/GrPipeline.cpp
index 20089a6a4c6ced2199754d4a6ab100e3fd7da694..7767bf220d4175eede1b43f4b6fca14f747dfb39 100644
--- a/src/gpu/GrPipeline.cpp
+++ b/src/gpu/GrPipeline.cpp
@@ -228,7 +228,8 @@ bool GrPipeline::AreEqual(const GrPipeline& a, const GrPipeline& b,
         a.fScissorState != b.fScissorState ||
         a.fFlags != b.fFlags ||
         a.fStencilSettings != b.fStencilSettings ||
-        a.fDrawFace != b.fDrawFace) {
+        a.fDrawFace != b.fDrawFace ||
+        a.fIgnoresCoverage != b.fIgnoresCoverage) {
         return false;
     }