Avoiding multiple text/string parsing while creating TextRun

Source/core/rendering/svg/SVGTextMetricsBuilder.cpp

Index: Source/core/rendering/svg/SVGTextMetricsBuilder.cpp
diff --git a/Source/core/rendering/svg/SVGTextMetricsBuilder.cpp b/Source/core/rendering/svg/SVGTextMetricsBuilder.cpp
old mode 100644
new mode 100755
index 46a27979e9da770a8d174bdf8b3f2d0a0f87ddb5..aa33e98cc47c78d11c956575d3980a98d8c474d6
--- a/Source/core/rendering/svg/SVGTextMetricsBuilder.cpp
+++ b/Source/core/rendering/svg/SVGTextMetricsBuilder.cpp
@@ -23,6 +23,7 @@
 
 #include "core/rendering/svg/RenderSVGInlineText.h"
 #include "core/rendering/svg/RenderSVGText.h"
+#include "platform/text/TextPath.h"
 
 namespace WebCore {
 
@@ -101,7 +102,9 @@ void SVGTextMetricsBuilder::initializeMeasurementWithTextRenderer(RenderSVGInlin
 
     const Font& scaledFont = text->scaledFont();
     m_run = SVGTextMetrics::constructTextRun(text, 0, text->textLength());
-    m_isComplexText = scaledFont.codePath(m_run) == Font::Complex;
+    CodePath tmpPath = scaledFont.codePath(m_run);

[eseidel, 2013/12/27 04:36:45]

No need to prefix this with "tmp" since it's the only codePath used in thsi
funtion.

+    m_run.setCharacterScanForCodePathValue(tmpPath);
+    m_isComplexText = tmpPath == ComplexPath;
 
     if (m_isComplexText)
         m_simpleWidthIterator.clear();