Add number() static methods to AtomicString class

Source/wtf/text/AtomicString.cpp

Index: Source/wtf/text/AtomicString.cpp
diff --git a/Source/wtf/text/AtomicString.cpp b/Source/wtf/text/AtomicString.cpp
index c753e3686d165b08e45f666982ad537ef9c5afb8..1a2f1e2b06b3ead89270860432bdfea8e4035148 100644
--- a/Source/wtf/text/AtomicString.cpp
+++ b/Source/wtf/text/AtomicString.cpp
@@ -26,6 +26,8 @@
 #include "StringHash.h"
 #include "wtf/HashSet.h"
 #include "wtf/WTFThreadData.h"
+#include "wtf/dtoa.h"
+#include "wtf/text/IntegerToStringConversion.h"
 #include "wtf/unicode/UTF8.h"
 
 namespace WTF {
@@ -487,6 +489,42 @@ AtomicString AtomicString::fromUTF8Internal(const char* charactersStart, const c
     return atomicString;
 }
 
+AtomicString AtomicString::number(int number)
+{
+    return numberToStringSigned<AtomicString>(number);
+}
+
+AtomicString AtomicString::number(unsigned number)
+{
+    return numberToStringUnsigned<AtomicString>(number);
+}
+
+AtomicString AtomicString::number(long number)
+{
+    return numberToStringSigned<AtomicString>(number);
+}
+
+AtomicString AtomicString::number(unsigned long number)
+{
+    return numberToStringUnsigned<AtomicString>(number);
+}
+
+AtomicString AtomicString::number(long long number)
+{
+    return numberToStringSigned<AtomicString>(number);
+}
+
+AtomicString AtomicString::number(unsigned long long number)
+{
+    return numberToStringUnsigned<AtomicString>(number);
+}
+
+AtomicString AtomicString::number(double number, unsigned precision, TrailingZerosTruncatingPolicy trailingZerosTruncatingPolicy)
+{
+    NumberToStringBuffer buffer;
+    return AtomicString(numberToFixedPrecisionString(number, precision, buffer, trailingZerosTruncatingPolicy == TruncateTrailingZeros));
+}
+
 #ifndef NDEBUG
 void AtomicString::show() const
 {