[BlinkHelpers] Remove invalid paint fragment related helpers.

Author: sanketj

extensions/target-specific/chromium/blink/blink-helpers/blink-helpers.js

@@ -434,26 +434,6 @@ Loader.OnLoad(function() {
         return layoutText.f("text_").desc("Text").then(WhitespaceFormatter.CreateFormattedText);
     }));
 
-    DbgObject.AddArrayField(
-        (type) => type.name().match(/^blink::(LayoutBox|LayoutInline|LayoutText)$/) != null,
-        "paint_fragments_",
-        Chromium.RendererProcessType("blink::NGPaintFragment"),
-        UserEditableFunctions.Create((layout_object) => {
-            return layout_object.f("bitfields_").f("is_in_layout_ng_inline_formatting_context_").val()
-            .then((isInLayoutNGInlineFormattingContext) => {
-                if (isInLayoutNGInlineFormattingContext) {
-                    return layout_object.f("first_paint_fragment_").list("next_for_same_layout_object_");
-                } else {
-                    return [];
-                }
-            })
-        })
-    );
-
-    DbgObject.AddArrayField(Chromium.RendererProcessType("blink::LayoutText"), "text_fragments_", Chromium.RendererProcessType("blink::NGPhysicalTextFragment"), UserEditableFunctions.Create((layoutText) => {
-        return Promise.map(layoutText.array("paint_fragments_"), (paintFragment) => paintFragment.f("physical_fragment_.ptr_").F("[as text fragment]"))
-    }));
-
     DbgObject.AddArrayField(Chromium.RendererProcessType("blink::LayoutText"), "text_boxes_", Chromium.RendererProcessType("blink::InlineTextBox"), UserEditableFunctions.Create((layoutText) => {
         return layoutText.f("bitfields_").f("is_in_layout_ng_inline_formatting_context_").val()
         .then((isInLayoutNGInlineFormattingContext) => isInLayoutNGInlineFormattingContext ? [] : layoutText.f("text_boxes_").array("entries_"));