Reland x3 "Remove most of GrConfig.h"

This change makes this safe for Chrome:
https://skia-review.googlesource.com/c/skia/+/260779

This reverts commit 3f1a98b779ace0df57ff31edc0a4a28ddfd4a477.

Change-Id: Ic6886ceabbf626040fc527ea10fe06cbe74a3854
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/260783
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/effects/GrConvexPolyEffect.cpp b/src/gpu/effects/GrConvexPolyEffect.cpp
index 64911cc..4872a9c 100644
--- a/src/gpu/effects/GrConvexPolyEffect.cpp
+++ b/src/gpu/effects/GrConvexPolyEffect.cpp
@@ -81,7 +81,7 @@
 void GrGLConvexPolyEffect::GenKey(const GrProcessor& processor, const GrShaderCaps&,
                                   GrProcessorKeyBuilder* b) {
     const GrConvexPolyEffect& cpe = processor.cast<GrConvexPolyEffect>();
-    GR_STATIC_ASSERT(kGrClipEdgeTypeCnt <= 8);
+    static_assert(kGrClipEdgeTypeCnt <= 8);
     uint32_t key = (cpe.getEdgeCount() << 3) | (int) cpe.getEdgeType();
     b->add32(key);
 }