Rewrite most of the scopers in //base/mac to use ScopedTypeRef or ScopedGeneric.

base/mac/launchd.cc

Index: base/mac/launchd.cc
diff --git a/base/mac/launchd.cc b/base/mac/launchd.cc
index 1d384c93a2724cb61a30106ab606de0be08763d3..0337d2e60970751e467b783f2710c058a937e26d 100644
--- a/base/mac/launchd.cc
+++ b/base/mac/launchd.cc
@@ -18,7 +18,7 @@ launch_data_t MessageForJob(const std::string& job_label,
                             const char* operation) {
   // launch_data_alloc returns something that needs to be freed.
   ScopedLaunchData message(launch_data_alloc(LAUNCH_DATA_DICTIONARY));
-  if (!message) {
+  if (!message.is_valid()) {
     LOG(ERROR) << "launch_data_alloc";
     return NULL;
   }
@@ -28,38 +28,38 @@ launch_data_t MessageForJob(const std::string& job_label,
   // called, so put it in a scoper and .release() it when given to the
   // dictionary.
   ScopedLaunchData job_label_launchd(launch_data_new_string(job_label.c_str()));
-  if (!job_label_launchd) {
+  if (!job_label_launchd.is_valid()) {
     LOG(ERROR) << "launch_data_new_string";
     return NULL;
   }
 
-  if (!launch_data_dict_insert(message,
-                               job_label_launchd.release(),
+  if (!launch_data_dict_insert(message.get(), job_label_launchd.release(),
                                operation)) {
     return NULL;
   }
 
-  return launch_msg(message);
+  return launch_msg(message.get());
 }
 
 pid_t PIDForJob(const std::string& job_label) {
   ScopedLaunchData response(MessageForJob(job_label, LAUNCH_KEY_GETJOB));
-  if (!response) {
+  if (!response.is_valid()) {
     return -1;
   }
 
-  launch_data_type_t response_type = launch_data_get_type(response);
+  launch_data_type_t response_type = launch_data_get_type(response.get());
   if (response_type != LAUNCH_DATA_DICTIONARY) {
     if (response_type == LAUNCH_DATA_ERRNO) {
-      LOG(ERROR) << "PIDForJob: error " << launch_data_get_errno(response);
+      LOG(ERROR) << "PIDForJob: error "
+                 << launch_data_get_errno(response.get());
     } else {
       LOG(ERROR) << "PIDForJob: expected dictionary, got " << response_type;
     }
     return -1;
   }
 
-  launch_data_t pid_data = launch_data_dict_lookup(response,
-                                                   LAUNCH_JOBKEY_PID);
+  launch_data_t pid_data =
+      launch_data_dict_lookup(response.get(), LAUNCH_JOBKEY_PID);
   if (!pid_data)
     return 0;