[atomics] Remove unused V8AtomicsWake and V8AtomicsNotify use counters

Bug: v8:7883
Change-Id: Ic91546ea953d66d3742e599ad0a8da778b6363b6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2346942Reviewed-by: Kentaro Hara <haraken@chromium.org>
Commit-Queue: Shu-yu Guo <syg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#796856}

third_party/blink/public/mojom/web_feature/web_feature.mojom

@@ -1927,8 +1927,6 @@ enum WebFeature {
   kBackgroundFetchRegistrationAbort = 2552,
   kBackgroundFetchRegistrationMatch = 2553,
   kBackgroundFetchRegistrationMatchAll = 2554,
-  kV8AtomicsNotify = 2555,
-  kV8AtomicsWake = 2556,
   kFormDisabledAttributePresent = 2557,
   kFormDisabledAttributePresentAndSubmit = 2558,
   kCSSValueAppearanceCheckboxRendered = 2559,

third_party/blink/renderer/bindings/core/v8/use_counter_callback.cc

@@ -161,13 +161,6 @@ void UseCounterCallback(v8::Isolate* isolate,
     case v8::Isolate::kWasmSimdOpcodes:
       blink_feature = WebFeature::kV8WasmSimdOpcodes;
       break;
-    case v8::Isolate::kAtomicsNotify:
-      blink_feature = WebFeature::kV8AtomicsNotify;
-      break;
-    case v8::Isolate::kAtomicsWake:
-      blink_feature = WebFeature::kV8AtomicsWake;
-      deprecated = true;
-      break;
     case v8::Isolate::kCollator:
       blink_feature = WebFeature::kCollator;
       break;

third_party/blink/renderer/core/frame/deprecation.cc

@@ -502,11 +502,6 @@ DeprecationInfo GetDeprecationInfo(WebFeature feature) {
               "native UI",
               kM75, "5825971391299584")};
 
-    case WebFeature::kV8AtomicsWake:
-      return {"V8AtomicsWake", kM76,
-              ReplacedWillBeRemoved("Atomics.wake", "Atomics.notify", kM76,
-                                    "6228189936353280")};
-
     case WebFeature::kXRSupportsSession:
       return {"XRSupportsSession", kM80,
               ReplacedBy(