Convert most of extensions and some other random stuff to using the base namespace for Values.

chrome/browser/extensions/api/idltest/idltest_api.cc

Index: chrome/browser/extensions/api/idltest/idltest_api.cc
diff --git a/chrome/browser/extensions/api/idltest/idltest_api.cc b/chrome/browser/extensions/api/idltest/idltest_api.cc
index 744aa7969eba51c88e5b3bae1fc291488d3c1b2d..98ef9b356cecae89750ea2a16866a4b3eed6948a 100644
--- a/chrome/browser/extensions/api/idltest/idltest_api.cc
+++ b/chrome/browser/extensions/api/idltest/idltest_api.cc
@@ -10,8 +10,8 @@ using base::BinaryValue;
 
 namespace {
 
-ListValue* CopyBinaryValueToIntegerList(const BinaryValue* input) {
-  ListValue* output = new ListValue();
+base::ListValue* CopyBinaryValueToIntegerList(const BinaryValue* input) {
+  base::ListValue* output = new base::ListValue();
   const char* input_buffer = input->GetBuffer();
   for (size_t i = 0; i < input->GetSize(); i++) {
     output->Append(Value::CreateIntegerValue(input_buffer[i]));