Refactor drawContext/RenderTarget creation

tests/ClipBoundsTest.cpp

Index: tests/ClipBoundsTest.cpp
diff --git a/tests/ClipBoundsTest.cpp b/tests/ClipBoundsTest.cpp
index abdd3f44fa1e4e3b1d36fda9bdf2aa5fd6c28779..5660afdc27aa2cdb00b422509230113d3cbb1792 100644
--- a/tests/ClipBoundsTest.cpp
+++ b/tests/ClipBoundsTest.cpp
@@ -17,20 +17,8 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrClipBounds, reporter, ctxInfo) {
     static const int kXSize = 100;
     static const int kYSize = 100;
 
-    GrSurfaceDesc desc;
-    desc.fFlags     = kRenderTarget_GrSurfaceFlag;
-    desc.fConfig    = kAlpha_8_GrPixelConfig;
-    desc.fWidth     = kXSize;
-    desc.fHeight    = kYSize;
-
-    SkAutoTUnref<GrTexture> texture(
-        ctxInfo.fGrContext->textureProvider()->createTexture(desc, SkBudgeted::kYes, nullptr, 0));
-    if (!texture) {
-        return;
-    }
-
-    SkIRect intScreen = SkIRect::MakeWH(kXSize, kYSize);
-    SkRect screen = SkRect::Make(intScreen);
+    const SkIRect intScreen = SkIRect::MakeWH(kXSize, kYSize);
+    const SkRect screen = SkRect::Make(intScreen);
 
     SkRect clipRect(screen);
     clipRect.outset(10, 10);
@@ -56,7 +44,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrClipBounds, reporter, ctxInfo) {
     clipData.setClipStack(&stack);
 
     SkIRect devGrClipBound;
-    clipData.getConservativeBounds(texture->width(), texture->height(),
+    clipData.getConservativeBounds(kXSize, kYSize,
                                    &devGrClipBound,
                                    &isIntersectionOfRects);