Update SkSurface MakeFromBackend* factories to take an SkColorType.

Bug: skia:
Change-Id: Ib1b03b1181ec937843eac2e8d8cb03ebe53e32c1
Reviewed-on: https://skia-review.googlesource.com/86760
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
diff --git a/tools/fiddle/draw.cpp b/tools/fiddle/draw.cpp
index 05866e3..bbc463c 100644
--- a/tools/fiddle/draw.cpp
+++ b/tools/fiddle/draw.cpp
@@ -33,6 +33,7 @@
         sk_sp<SkImage> tmp = SkImage::MakeFromTexture(context,
                                                       backEndTexture,
                                                       kTopLeft_GrSurfaceOrigin,
+                                                      kRGBA_8888_SkColorType,
                                                       kOpaque_SkAlphaType,
                                                       nullptr);
 
@@ -40,13 +41,14 @@
         sk_sp<SkSurface> tmp2 = SkSurface::MakeFromBackendTexture(context,
                                                                   backEndTextureRenderTarget,
                                                                   kTopLeft_GrSurfaceOrigin,
-                                                                  0, nullptr, nullptr);
+                                                                  0, kRGBA_8888_SkColorType,
+                                                                  nullptr, nullptr);
 
         // Note: this surface should only be renderable (i.e., not textureable)
         sk_sp<SkSurface> tmp3 = SkSurface::MakeFromBackendRenderTarget(context,
                                                                        backEndRenderTarget,
                                                                        kTopLeft_GrSurfaceOrigin,
+                                                                       kRGBA_8888_SkColorType,
                                                                        nullptr, nullptr);
     }
-
 }