Alter createTestingOnlyBackendTexture methods

This intended to bring this API more into line with the proposed GrBackendObject API with an eye towards replacing the former with the latter.

TBR=bsalomon@google.com
Change-Id: I4367f03fb10fff788749f21c4843060111a6df1c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/213220
Reviewed-by: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
diff --git a/tests/GrMipMappedTest.cpp b/tests/GrMipMappedTest.cpp
index 592d399..3a1aae9 100644
--- a/tests/GrMipMappedTest.cpp
+++ b/tests/GrMipMappedTest.cpp
@@ -37,16 +37,16 @@
     GrGpu* gpu = context->priv().getGpu();
 
     for (auto mipMapped : {GrMipMapped::kNo, GrMipMapped::kYes}) {
-        for (auto isRT : {false, true}) {
+        for (auto renderable : {GrRenderable::kNo, GrRenderable::kYes}) {
             // CreateTestingOnlyBackendTexture currently doesn't support uploading data to mip maps
             // so we don't send any. However, we pretend there is data for the checks below which is
             // fine since we are never actually using these textures for any work on the gpu.
             GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
-                    nullptr, kSize, kSize, GrColorType::kRGBA_8888, isRT, mipMapped);
+                    kSize, kSize, kRGBA_8888_SkColorType, mipMapped, renderable);
 
             sk_sp<GrTextureProxy> proxy;
             sk_sp<SkImage> image;
-            if (isRT) {
+            if (GrRenderable::kYes == renderable) {
                 sk_sp<SkSurface> surface = SkSurface::MakeFromBackendTexture(
                                                                            context,
                                                                            backendTex,
@@ -83,7 +83,7 @@
 
             if (GrMipMapped::kYes == mipMapped) {
                 REPORTER_ASSERT(reporter, GrMipMapped::kYes == texture->texturePriv().mipMapped());
-                if (isRT) {
+                if (GrRenderable::kYes == renderable) {
                     REPORTER_ASSERT(reporter, texture->texturePriv().mipMapsAreDirty());
                 } else {
                     REPORTER_ASSERT(reporter, !texture->texturePriv().mipMapsAreDirty());
@@ -108,7 +108,7 @@
     for (auto mipMapped : {GrMipMapped::kNo, GrMipMapped::kYes}) {
         for (auto willUseMips : {false, true}) {
             GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
-                    nullptr, kSize, kSize, GrColorType::kRGBA_8888, false, mipMapped);
+                    kSize, kSize, kRGBA_8888_SkColorType, mipMapped, GrRenderable::kNo);
 
             sk_sp<SkImage> image = SkImage::MakeFromTexture(context, backendTex,
                                                             kTopLeft_GrSurfaceOrigin,
@@ -250,7 +250,7 @@
             GrMipMapped mipMapped = willUseMips ? GrMipMapped::kYes : GrMipMapped::kNo;
             sk_sp<SkSurface> surface;
             GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
-                    nullptr, kSize, kSize, GrColorType::kRGBA_8888, true, mipMapped);
+                    kSize, kSize, kRGBA_8888_SkColorType, mipMapped, GrRenderable::kYes);
             if (isWrapped) {
                 surface = SkSurface::MakeFromBackendTexture(context,
                                                             backendTex,