Disable multisampled_render_to_texture extension on Adreno.

Disable multisampled_render_to_texture extension on Adreno.

This extension is buggy in Android 5.0 on Nexus6.  We'll turn it off
for 43 by merging this revert, then land a more nuanced blacklist for
44.

R=kbr@chromium.org
BUG=490379

Review URL: https://codereview.chromium.org/1149943002

Cr-Commit-Position: refs/heads/master@{#330848}

gpu/config/gpu_driver_bug_list_json.cc

@@ -19,7 +19,7 @@ const char kGpuDriverBugListJson[] = LONG_STRING_CONST(
 {
   "name": "gpu driver bug list",
   // Please update the version number whenever you change this file.
-  "version": "8.05",
+  "version": "8.06",
   "entries": [
     {
       "id": 1,
@@ -610,7 +610,8 @@ const char kGpuDriverBugListJson[] = LONG_STRING_CONST(
       },
       "gl_vendor": "Qualcomm.*",
       "features": [
-        "disable_chromium_framebuffer_multisample"
+        "disable_chromium_framebuffer_multisample",
+        "disable_multisampled_render_to_texture"
       ]
     },
     {