Revert of Re-enable WebGL Image Chromium.

content/child/runtime_features.cc

Index: content/child/runtime_features.cc
diff --git a/content/child/runtime_features.cc b/content/child/runtime_features.cc
index 9ccead3bb72010954e2fba196a7566342d683164..5a9eb19596508f67e485c4e4a355de1dd707d3be 100644
--- a/content/child/runtime_features.cc
+++ b/content/child/runtime_features.cc
@@ -125,6 +125,11 @@
       switches::kEnableGpuMemoryBufferCompositorResources) &&
       !command_line.HasSwitch(switches::kDisableWebGLImageChromium) &&
       !command_line.HasSwitch(switches::kDisableGpu);
+
+  // There are two bugs in WebGL image chromium.
+  // https://bugs.chromium.org/p/chromium/issues/detail?id=581777#c37
+  // TODO(erikchen): When those issues are fixed, reenable this feature.
+  enable_web_gl_image_chromium = false;
 #else
   bool enable_web_gl_image_chromium =
       command_line.HasSwitch(switches::kEnableWebGLImageChromium);