Move StringToUpperASCII and LowerCaseEqualsASCII to the base namespace

mojo/services/html_viewer/html_document_view.cc

Index: mojo/services/html_viewer/html_document_view.cc
diff --git a/mojo/services/html_viewer/html_document_view.cc b/mojo/services/html_viewer/html_document_view.cc
index 812493aa710869d56a13d2819d32cade70116b9e..361d128e9182f9d277a5c7783e98eaf591d5fe7a 100644
--- a/mojo/services/html_viewer/html_document_view.cc
+++ b/mojo/services/html_viewer/html_document_view.cc
@@ -47,10 +47,10 @@ class HeaderFlattener : public blink::WebHTTPHeaderVisitor {
 
     // Skip over referrer headers found in the header map because we already
     // pulled it out as a separate parameter.
-    if (LowerCaseEqualsASCII(name_latin1, "referer"))
+    if (base::LowerCaseEqualsASCII(name_latin1, "referer"))
       return;
 
-    if (LowerCaseEqualsASCII(name_latin1, "accept"))
+    if (base::LowerCaseEqualsASCII(name_latin1, "accept"))
       has_accept_header_ = true;
 
     buffer_.push_back(name_latin1 + ": " + value_latin1);