Update assert to allow config conversion effect for all configs when not premul/unpremuling

src/gpu/effects/GrConfigConversionEffect.cpp

Index: src/gpu/effects/GrConfigConversionEffect.cpp
diff --git a/src/gpu/effects/GrConfigConversionEffect.cpp b/src/gpu/effects/GrConfigConversionEffect.cpp
index 8238dcda0c4725788eb6eda75b10e2f99321fbe4..704eb0c01ddb533df943ab8164de1d532a60ad4d 100644
--- a/src/gpu/effects/GrConfigConversionEffect.cpp
+++ b/src/gpu/effects/GrConfigConversionEffect.cpp
@@ -105,8 +105,11 @@ GrConfigConversionEffect::GrConfigConversionEffect(GrProcessorDataManager* procD
     , fSwapRedAndBlue(swapRedAndBlue)
     , fPMConversion(pmConversion) {
     this->initClassID<GrConfigConversionEffect>();
-    SkASSERT(kRGBA_8888_GrPixelConfig == texture->config() ||
-             kBGRA_8888_GrPixelConfig == texture->config());
+    // We expect to get here with non-BGRA/RGBA only if we're doing not doing a premul/unpremul
+    // conversion.
+    SkASSERT((kRGBA_8888_GrPixelConfig == texture->config() ||
+              kBGRA_8888_GrPixelConfig == texture->config()) ||
+              kNone_PMConversion == pmConversion);
     // Why did we pollute our texture cache instead of using a GrSingleTextureEffect?
     SkASSERT(swapRedAndBlue || kNone_PMConversion != pmConversion);
 }