Disable generic effect paint property nodes for SPv1

We seem to have some under-invalidation of effect paint
properties. This CL avoids the bug for SPv1. We will fix the
bug in SPv175/SPv2.

Bug: 769769
Cq-Include-Trybots: master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
Change-Id: Iade52f8b1748318edacf959c872552278a116321
Reviewed-on: https://chromium-review.googlesource.com/690616Reviewed-by: Philip Rogers <pdr@chromium.org>
Reviewed-by: Tien-Ren Chen <trchen@chromium.org>
Commit-Queue: Xianzhu Wang <wangxianzhu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#505274}

third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.cpp

@@ -1609,8 +1609,11 @@ void PaintPropertyTreeBuilder::UpdateFragmentPropertiesForSelf(
                     full_context.force_subtree_update);
     UpdateCssClip(object, *properties, fragment_context,
                   full_context.force_subtree_update, full_context.clip_changed);
-    UpdateEffect(object, *properties, fragment_context,
-                 full_context.force_subtree_update, full_context.clip_changed);
+    if (RuntimeEnabledFeatures::SlimmingPaintV175Enabled()) {
+      UpdateEffect(object, *properties, fragment_context,
+                   full_context.force_subtree_update,
+                   full_context.clip_changed);
+    }
     UpdateFilter(object, *properties, fragment_context,
                  full_context.force_subtree_update);
   }