Avoid calling lower() on inline styles in parseKeywordValue.

third_party/WebKit/Source/wtf/text/WTFString.h

Index: third_party/WebKit/Source/wtf/text/WTFString.h
diff --git a/third_party/WebKit/Source/wtf/text/WTFString.h b/third_party/WebKit/Source/wtf/text/WTFString.h
index 8d01437df9b2314a390c9d56513ad6af83386194..f07c96d522a333f7fb4b9aad559434edf3c85029 100644
--- a/third_party/WebKit/Source/wtf/text/WTFString.h
+++ b/third_party/WebKit/Source/wtf/text/WTFString.h
@@ -503,6 +503,8 @@ inline bool equalIgnoringCase(const LChar* a, const String& b) { return equalIgn
 inline bool equalIgnoringCase(const char* a, const String& b) { return equalIgnoringCase(reinterpret_cast<const LChar*>(a), b.impl()); }
 
 inline bool equalIgnoringASCIICase(const String& a, const String& b) { return equalIgnoringASCIICase(a.impl(), b.impl()); }
+inline bool equalIgnoringASCIICase(const String& a, const LChar* b) { return equalIgnoringASCIICase(a.impl(), b); }
+inline bool equalIgnoringASCIICase(const String& a, const char* b) { return equalIgnoringASCIICase(a.impl(), b); }
 
 inline bool equalPossiblyIgnoringCase(const String& a, const String& b, bool ignoreCase)
 {