Move StartsWith[ASCII] to base namespace.

content/renderer/savable_resources.cc

Index: content/renderer/savable_resources.cc
diff --git a/content/renderer/savable_resources.cc b/content/renderer/savable_resources.cc
index 363cb59b65fa11276eccbe9258a31c90b67220f1..929a25b2b52084b77ffbeeb53622866228df7bf3 100644
--- a/content/renderer/savable_resources.cc
+++ b/content/renderer/savable_resources.cc
@@ -179,7 +179,7 @@ WebString GetSubResourceLinkFromElement(const WebElement& element) {
   // If value has content and not start with "javascript:" then return it,
   // otherwise return NULL.
   if (!value.isNull() && !value.isEmpty() &&
-      !StartsWithASCII(value.utf8(), "javascript:", false))
+      !base::StartsWithASCII(value.utf8(), "javascript:", false))
     return value;
 
   return WebString();