Revert "Add 1010102 support to Ganesh"

This reverts commit 44b61204d9f5681b9474db017577d56f42a32d66.

Reason for revert: TSAN bot crashing

Original change's description:
> Add 1010102 support to Ganesh
> 
> Adds gl1010102, gles1010102, vk1010102, and mtl1010102
> configs to DM.
> 
> This uses the same saveLayer approach as CPU, switching
> to 8888 so that we have enough alpha precision.
> 
> Change-Id: I9f5b63747ec01031c8db97dadfc42f77e4863ccb
> Reviewed-on: https://skia-review.googlesource.com/110500
> Reviewed-by: Brian Salomon <bsalomon@google.com>
> Commit-Queue: Brian Osman <brianosman@google.com>

TBR=mtklein@google.com,bsalomon@google.com,brianosman@google.com

Change-Id: I782e740763044c1ae78fb219161e37eec7617c74
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/111580
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>

1 files changed, 4 insertions, 11 deletions

diff --git a/tests/ReadWriteAlphaTest.cpp b/tests/ReadWriteAlphaTest.cpp
index ba1022c689..68a3ee0983 100644
--- a/tests/ReadWriteAlphaTest.cpp
+++ b/tests/ReadWriteAlphaTest.cpp
@@ -25,17 +25,11 @@ static const int X_SIZE = 13;
 static const int Y_SIZE = 13;
 
 static void validate_alpha_data(skiatest::Reporter* reporter, int w, int h, const uint8_t* actual,
-                                size_t actualRowBytes, const uint8_t* expected, SkString extraMsg,
-                                GrPixelConfig config) {
+                                size_t actualRowBytes, const uint8_t* expected, SkString extraMsg) {
     for (int y = 0; y < h; ++y) {
         for (int x = 0; x < w; ++x) {
             uint8_t a = actual[y * actualRowBytes + x];
             uint8_t e = expected[y * w + x];
-            if (kRGBA_1010102_GrPixelConfig == config) {
-                // This config only preserves two bits of alpha
-                a >>= 6;
-                e >>= 6;
-            }
             if (e != a) {
                 ERRORF(reporter,
                        "Failed alpha readback. Expected: 0x%02x, Got: 0x%02x at (%d,%d), %s",
@@ -105,7 +99,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
             SkString msg;
             msg.printf("rb:%d A8", SkToU32(rowBytes));
             validate_alpha_data(reporter, X_SIZE, Y_SIZE, readback.get(), nonZeroRowBytes,
-                                alphaData, msg, kAlpha_8_GrPixelConfig);
+                                alphaData, msg);
 
             // Now try writing to a single channel surface (if we could create one).
             if (surf) {
@@ -142,8 +136,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
     static const GrPixelConfig kRGBAConfigs[] {
         kRGBA_8888_GrPixelConfig,
         kBGRA_8888_GrPixelConfig,
-        kSRGBA_8888_GrPixelConfig,
-        kRGBA_1010102_GrPixelConfig,
+        kSRGBA_8888_GrPixelConfig
     };
 
     for (int y = 0; y < Y_SIZE; ++y) {
@@ -207,7 +200,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
                 SkString msg;
                 msg.printf("rt:%d, rb:%d 8888", rt, SkToU32(rowBytes));
                 validate_alpha_data(reporter, X_SIZE, Y_SIZE, readback.get(), nonZeroRowBytes,
-                                    alphaData, msg, config);
+                                    alphaData, msg);
             }
         }
     }