Update uses of Value in chromeos/, cloud_print/, components/, content/ to use the base:: namespace.

cloud_print/gcp20/prototype/privet_http_server.cc

Index: cloud_print/gcp20/prototype/privet_http_server.cc
diff --git a/cloud_print/gcp20/prototype/privet_http_server.cc b/cloud_print/gcp20/prototype/privet_http_server.cc
index d589657eb145dc6a1c1db3593371bcd598f6e74c..9aa2835d19541658898f7fb87a19a2ed04a37c8f 100644
--- a/cloud_print/gcp20/prototype/privet_http_server.cc
+++ b/cloud_print/gcp20/prototype/privet_http_server.cc
@@ -302,7 +302,7 @@ scoped_ptr<base::DictionaryValue> PrivetHttpServer::ProcessCreateJob(
   *status_code = net::HTTP_OK;
   switch (result) {
     case LocalPrintJob::CREATE_SUCCESS:
-      response.reset(new DictionaryValue);
+      response.reset(new base::DictionaryValue);
       response->SetString("job_id", job_id);
       response->SetInteger("expires_in", expires_in);
       return response.Pass();
@@ -354,7 +354,7 @@ scoped_ptr<base::DictionaryValue> PrivetHttpServer::ProcessSubmitDoc(
 
   // Create response
   *status_code = net::HTTP_OK;
-  scoped_ptr<base::DictionaryValue> response(new DictionaryValue);
+  scoped_ptr<base::DictionaryValue> response(new base::DictionaryValue);
   switch (status) {
     case LocalPrintJob::SAVE_SUCCESS:
       response->SetString("job_id", job_id);
@@ -422,7 +422,7 @@ scoped_ptr<base::DictionaryValue> PrivetHttpServer::ProcessRegister(
       !user.empty();
 
   RegistrationErrorStatus status = REG_ERROR_INVALID_PARAMS;
-  scoped_ptr<base::DictionaryValue> response(new DictionaryValue);
+  scoped_ptr<base::DictionaryValue> response(new base::DictionaryValue);
 
   if (params_present) {
     response->SetString("action", action);