Fix assertion: !visualMetricsValues.isEmpty() in blink::SVGTextLayoutEngine::layoutTextOnLineOrPath

Source/core/dom/Text.cpp

Index: Source/core/dom/Text.cpp
diff --git a/Source/core/dom/Text.cpp b/Source/core/dom/Text.cpp
index 2426009c6edb92702b679096b4140bc7abb6aa20..3c94b1c2fb0934c02675e31ba8b86f8f0a8cfb5f 100644
--- a/Source/core/dom/Text.cpp
+++ b/Source/core/dom/Text.cpp
@@ -254,6 +254,9 @@ bool Text::textRendererIsNeeded(const RenderStyle& style, const RenderObject& pa
     if (!parent.canHaveWhitespaceChildren())
         return false;
 
+    if (style.whiteSpace() == PRE_WRAP && parent.isSVG()) // pre-wrap in SVG never makes renderer.
+        return false;
+
     if (style.preserveNewline()) // pre/pre-wrap/pre-line always make renderers.
         return true;