Enable WebGL 2.0 and ES3 MSAA on Adreno 4xx

gpu/config/gpu_driver_bug_list.json

Index: gpu/config/gpu_driver_bug_list.json
diff --git a/gpu/config/gpu_driver_bug_list.json b/gpu/config/gpu_driver_bug_list.json
index 6a2f1172d149123bf0cfd6e9e6f5b45d5a9d4f8c..16c85a865fa38281ad90a1901ab7343453105f4b 100644
--- a/gpu/config/gpu_driver_bug_list.json
+++ b/gpu/config/gpu_driver_bug_list.json
@@ -1,6 +1,6 @@
 {
   "name": "gpu driver bug list",
-  "version": "10.1",
+  "version": "10.2",
   "entries": [
     {
       "id": 1,
@@ -64,6 +64,7 @@
     },
     {
       "id": 19,
+      "comment": "Corresponds to software rendering list #140",
       "description": "Disable depth textures on older Qualcomm GPUs (legacy blacklist entry, original problem unclear)",
       "cr_bugs": [682075],
       "gl_renderer": "Adreno \\(TM\\) [23].*",
@@ -397,22 +398,6 @@
       ]
     },
     {
-      "id": 52,
-      "cr_bugs": [449116, 471200, 612474, 682075],
-      "description": "ES3 MSAA was observed problematic on some Adreno 4xx (see crbug.com/471200#c9)",
-      "os": {
-        "type": "android",
-        "version": {
-          "op": "<",
-          "value": "6.0"
-        }
-      },
-      "gl_renderer": "Adreno \\(TM\\) 4.*",
-      "features": [
-        "disable_chromium_framebuffer_multisample"
-      ]
-    },
-    {
       "id": 54,
       "cr_bugs": [124764, 349137],
       "description": "Clear uniforms before first program use on all platforms",
@@ -2281,11 +2266,11 @@
       "id": 214,
       "comment": [
         "Corresponds to software rendering list #140",
-        "Somehow the first workaround won't work without the second",
-        "See https://crbug.com/698197 for details"
+        "Mysteriously, the first workaround won't work without the second. crbug.com/698197#c10",
+        "MSAA workaround shouldn't be needed beyond Adreno 3xx. crbug.com/682075#c17"
       ],
       "description": "Some Adreno 3xx don't setup scissor state correctly when FBO0 is bound, nor support MSAA properly.",
-      "cr_bugs": [670607, 696627, 698197, 707839],
+      "cr_bugs": [670607, 682075, 696627, 698197, 707839],
       "gl_renderer": "Adreno \\(TM\\) 3.*",
       "features": [
         "force_update_scissor_state_when_binding_fbo0",