parsing input type=number should skip spaces

Source/core/html/parser/HTMLParserIdioms.cpp

Index: Source/core/html/parser/HTMLParserIdioms.cpp
diff --git a/Source/core/html/parser/HTMLParserIdioms.cpp b/Source/core/html/parser/HTMLParserIdioms.cpp
index a71d9a54fac468194b7e3214334c3b4862f4ca14..a3f8810b27fe239281fce3f22b62a550cfcfea6d 100644
--- a/Source/core/html/parser/HTMLParserIdioms.cpp
+++ b/Source/core/html/parser/HTMLParserIdioms.cpp
@@ -93,10 +93,16 @@ String serializeForNumberType(double number)
     return String::numberToStringECMAScript(number);
 }
 
-Decimal parseToDecimalForNumberType(const String& string, const Decimal& fallbackValue)
+static bool isSpaceCharacter(UChar c)
+{
+    return c == ' ';
+}
+
+Decimal parseToDecimalForNumberType(const String& numberString, const Decimal& fallbackValue)

[tkent, 2014/04/14 00:47:37]

Do not modify this function. The behavior of this function is defined by the
HTML standard, and we can't change it.

 {
     // http://www.whatwg.org/specs/web-apps/current-work/#floating-point-numbers and parseToDoubleForNumberType
     // String::toDouble() accepts leading + and whitespace characters, which are not valid here.
+    String string = numberString.removeCharacters(isSpaceCharacter);
     const UChar firstCharacter = string[0];
     if (firstCharacter != '-' && firstCharacter != '.' && !isASCIIDigit(firstCharacter))
         return fallbackValue;
@@ -114,10 +120,11 @@ Decimal parseToDecimalForNumberType(const String& string, const Decimal& fallbac
     return value.isZero() ? Decimal(0) : value;
 }
 
-double parseToDoubleForNumberType(const String& string, double fallbackValue)
+double parseToDoubleForNumberType(const String& numberString, double fallbackValue)

[tkent, 2014/04/14 00:47:37]

Ditto.

 {
     // http://www.whatwg.org/specs/web-apps/current-work/#floating-point-numbers
     // String::toDouble() accepts leading + and whitespace characters, which are not valid here.
+    String string = numberString.removeCharacters(isSpaceCharacter);
     UChar firstCharacter = string[0];
     if (firstCharacter != '-' && firstCharacter != '.' && !isASCIIDigit(firstCharacter))
         return fallbackValue;