Some tests around surface creation and snapshotting with color space

src/image/SkSurface_Raster.cpp

Index: src/image/SkSurface_Raster.cpp
diff --git a/src/image/SkSurface_Raster.cpp b/src/image/SkSurface_Raster.cpp
index 90f26becb2327864f0173fc37b1f863f72314db9..9309487c2b5f5f60f6a62c20056e9cf86444d19f 100644
--- a/src/image/SkSurface_Raster.cpp
+++ b/src/image/SkSurface_Raster.cpp
@@ -49,15 +49,28 @@ bool SkSurface_Raster::Valid(const SkImageInfo& info, size_t rowBytes) {
     int shift = 0;
     switch (info.colorType()) {
         case kAlpha_8_SkColorType:
+            if (info.colorSpace()) {
+                return false;
+            }
             shift = 0;
             break;
         case kRGB_565_SkColorType:
+            if (info.colorSpace()) {
+                return false;
+            }
             shift = 1;
             break;
         case kN32_SkColorType:
+            if (info.colorSpace() && !info.colorSpace()->gammaCloseToSRGB()) {
+                return false;
+            }
             shift = 2;
             break;
         case kRGBA_F16_SkColorType:
+            if (!info.colorSpace() ||
+                SkColorSpace::kLinear_GammaNamed != info.colorSpace()->gammaNamed()) {
+                return false;
+            }
             shift = 3;
             break;
         default: