From: mauve <ranger@mauve.moe>
Date: Mon, 30 May 2022 22:25:04 -0400
Subject: Improve plain text rendering on mobile

License: GPL-3.0-only - https://spdx.org/licenses/GPL-3.0-only.html
---
 .../renderer/core/html/parser/text_document_parser.cc | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/third_party/blink/renderer/core/html/parser/text_document_parser.cc b/third_party/blink/renderer/core/html/parser/text_document_parser.cc
--- a/third_party/blink/renderer/core/html/parser/text_document_parser.cc
+++ b/third_party/blink/renderer/core/html/parser/text_document_parser.cc
@@ -65,10 +65,19 @@ void TextDocumentParser::InsertFakePreElement() {
   TreeBuilder()->ConstructTree(&fake_meta);
   attributes.clear();
 
+  // Scale up text to look good on Mobile
+  attributes.push_back(Attribute(html_names::kNameAttr, AtomicString("viewport")));
+  attributes.push_back(Attribute(html_names::kContentAttr,
+    AtomicString("width=device-width, initial-scale=1.0, maximum-scale=1.0")));
+  AtomicHTMLToken viewport_meta(HTMLToken::kStartTag,
+                            html_names::HTMLTag::kMeta, attributes);
+  TreeBuilder()->ConstructTree(&viewport_meta);
+  attributes.clear();
+
   // Wrap the actual contents of the text file in <pre>.
   attributes.push_back(
       Attribute(html_names::kStyleAttr,
-                AtomicString("word-wrap: break-word; white-space: pre-wrap;")));
+                AtomicString("word-wrap: break-word; white-space: pre-wrap; font-family: system-ui;")));
   AtomicHTMLToken fake_pre(HTMLToken::kStartTag, html_names::HTMLTag::kPre,
                            attributes);
   TreeBuilder()->ConstructTree(&fake_pre);
--
2.25.1