Revert "Reland "Implement sample mask and sample locations support in Vulkan""

This reverts commit 2245bf83139b9614a751b3198c96408702fe561e.

Reason for revert: I believe this is altering a lot of GMs (for the worse)

Original change's description:
> Reland "Implement sample mask and sample locations support in Vulkan"
> 
> This is a reland of 8b915a0c27652d5932ff4013ba98c57baf553c3c
> 
> Original change's description:
> > Implement sample mask and sample locations support in Vulkan
> > 
> > Change-Id: I372695ec5360def42a8a997675993264740b0da4
> > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/252038
> > Commit-Queue: Chris Dalton <csmartdalton@google.com>
> > Reviewed-by: Chris Dalton <csmartdalton@google.com>
> 
> Change-Id: Idd0d8f63c7bb1cdd4d905c483f2fe7ed2b34b05f
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/252306
> Commit-Queue: Chris Dalton <csmartdalton@google.com>
> Reviewed-by: Ethan Nicholas <ethannicholas@google.com>

TBR=csmartdalton@google.com,ethannicholas@google.com

Change-Id: I8e2ad26441f79545858233a4a59cad6898a8aed9
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/252919
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
diff --git a/src/gpu/glsl/GrGLSLFragmentShaderBuilder.cpp b/src/gpu/glsl/GrGLSLFragmentShaderBuilder.cpp
index b6163f0..f5919b4 100644
--- a/src/gpu/glsl/GrGLSLFragmentShaderBuilder.cpp
+++ b/src/gpu/glsl/GrGLSLFragmentShaderBuilder.cpp
@@ -291,8 +291,7 @@
 
     if (CustomFeatures::kSampleLocations & fProgramBuilder->processorFeatures()) {
         const SkTArray<SkPoint>& sampleLocations = fProgramBuilder->getSampleLocations();
-        this->definitions().appendf("const float2 _sampleOffsets[%i] = float2[%i](",
-                                    sampleLocations.count(), sampleLocations.count());
+        this->definitions().append("const float2 _sampleOffsets[] = float2[](");
         for (int i = 0; i < sampleLocations.count(); ++i) {
             SkPoint offset = sampleLocations[i] - SkPoint::Make(.5f, .5f);
             if (kBottomLeft_GrSurfaceOrigin == this->getSurfaceOrigin()) {