Simplify parseHTMLAreaCoordinate

Source/platform/Length.cpp

Index: Source/platform/Length.cpp
diff --git a/Source/platform/Length.cpp b/Source/platform/Length.cpp
index 1b61e1861ada177cd8f94282a0dadd8ed6ef2a25..3b5bdc1aa4da4dd34470238ea0987598e508ba95 100644
--- a/Source/platform/Length.cpp
+++ b/Source/platform/Length.cpp
@@ -66,11 +66,7 @@ static Length parseHTMLAreaCoordinate(const CharType* data, unsigned length)
     unsigned doubleLength;
     splitLength(data, length, intLength, doubleLength);
 
-    bool ok;
-    int r = charactersToIntStrict(data, intLength, &ok);
-    if (ok)
-        return Length(r, Fixed);
-    return Length(0, Fixed);
+    return Length(charactersToIntStrict(data, intLength), Fixed);
 }
 
 // FIXME: Per HTML5, this should follow the "rules for parsing a list of integers".