Fix assertion: !visualMetricsValues.isEmpty() in 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 662c040a6e3292c704e95a47d3dffffef91dd6bf..2e1143bbcdc620a55ba915c08c7e20e7b3adf229 100644
--- a/Source/core/dom/Text.cpp
+++ b/Source/core/dom/Text.cpp
@@ -257,6 +257,9 @@ 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;