Bug 1680403 - Drop now unneeded blocking of WebRender on gen6. r=aosmond

Now that a fix for bug 1680063 has landed we don't need this anymore.

Differential Revision: https://phabricator.services.mozilla.com/D98551

widget/windows/GfxInfo.cpp

@@ -1761,15 +1761,6 @@ const nsTArray<GfxDriverInfo>& GfxInfo::GetGfxDriverInfo() {
         DRIVER_LESS_THAN, GfxDriverInfo::allDriverVersions,
         "FEATURE_UNQUALIFIED_WEBRENDER_NVIDIA_BLOCKED");
 
-#ifndef EARLY_BETA_OR_EARLIER
-    // Bug 1680063
-    APPEND_TO_DRIVER_BLOCKLIST2(
-        OperatingSystem::Windows7, DeviceFamily::IntelSandyBridge,
-        nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
-        DRIVER_LESS_THAN, GfxDriverInfo::allDriverVersions,
-        "SLOW_GEN6_ON_WIN7_BUG_1680063");
-#endif
-
     // Block 8.56.1.15/16
     APPEND_TO_DRIVER_BLOCKLIST2(
         OperatingSystem::Windows, DeviceFamily::AtiAll,