Do not use set process names in the Activity Monitor, using Process Manager functions in the proces…

base/mac/mac_util.mm

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/mac/mac_util.h"
 
 #import <Cocoa/Cocoa.h>
 #import <IOKit/IOKitLib.h>
 
 #include <errno.h>
@@ skipping 280 matching lines @@
   OSStatus os_err =
       CSBackupSetItemExcluded(base::mac::NSToCFCast(file_url), TRUE, FALSE);
   if (os_err != noErr) {
     OSSTATUS_DLOG(WARNING, os_err)
         << "Failed to set backup exclusion for file '"
         << file_path.value().c_str() << "'";
   }
   return os_err == noErr;
 }
 
-void SetProcessName(CFStringRef process_name) {
-  if (!process_name || CFStringGetLength(process_name) == 0) {
-    NOTREACHED() << "SetProcessName given bad name.";
-    return;
-  }
-
-  if (![NSThread isMainThread]) {
-    NOTREACHED() << "Should only set process name from main thread.";
-    return;
-  }
-
-  // Warning: here be dragons! This is SPI reverse-engineered from WebKit's
-  // plugin host, and could break at any time (although realistically it's only
-  // likely to break in a new major release).
-  // When 10.7 is available, check that this still works, and update this
-  // comment for 10.8.
-
-  // Private CFType used in these LaunchServices calls.
-  typedef CFTypeRef PrivateLSASN;
-  typedef PrivateLSASN (*LSGetCurrentApplicationASNType)();
-  typedef OSStatus (*LSSetApplicationInformationItemType)(int, PrivateLSASN,
-                                                          CFStringRef,
-                                                          CFStringRef,
-                                                          CFDictionaryRef*);
-
-  static LSGetCurrentApplicationASNType ls_get_current_application_asn_func =
-      NULL;
-  static LSSetApplicationInformationItemType
-      ls_set_application_information_item_func = NULL;
-  static CFStringRef ls_display_name_key = NULL;
-
-  static bool did_symbol_lookup = false;
-  if (!did_symbol_lookup) {
-    did_symbol_lookup = true;
-    CFBundleRef launch_services_bundle =
-        CFBundleGetBundleWithIdentifier(CFSTR("com.apple.LaunchServices"));
-    if (!launch_services_bundle) {
-      DLOG(ERROR) << "Failed to look up LaunchServices bundle";
-      return;
-    }
-
-    ls_get_current_application_asn_func =
-        reinterpret_cast<LSGetCurrentApplicationASNType>(
-            CFBundleGetFunctionPointerForName(
-                launch_services_bundle, CFSTR("_LSGetCurrentApplicationASN")));
-    if (!ls_get_current_application_asn_func)
-      DLOG(ERROR) << "Could not find _LSGetCurrentApplicationASN";
-
-    ls_set_application_information_item_func =
-        reinterpret_cast<LSSetApplicationInformationItemType>(
-            CFBundleGetFunctionPointerForName(
-                launch_services_bundle,
-                CFSTR("_LSSetApplicationInformationItem")));
-    if (!ls_set_application_information_item_func)
-      DLOG(ERROR) << "Could not find _LSSetApplicationInformationItem";
-
-    CFStringRef* key_pointer = reinterpret_cast<CFStringRef*>(
-        CFBundleGetDataPointerForName(launch_services_bundle,
-                                      CFSTR("_kLSDisplayNameKey")));
-    ls_display_name_key = key_pointer ? *key_pointer : NULL;
-    if (!ls_display_name_key)
-      DLOG(ERROR) << "Could not find _kLSDisplayNameKey";
-
-    // Internally, this call relies on the Mach ports that are started up by the
-    // Carbon Process Manager.  In debug builds this usually happens due to how
-    // the logging layers are started up; but in release, it isn't started in as
-    // much of a defined order.  So if the symbols had to be loaded, go ahead
-    // and force a call to make sure the manager has been initialized and hence
-    // the ports are opened.
-    ProcessSerialNumber psn;
-    GetCurrentProcess(&psn);
-  }
-  if (!ls_get_current_application_asn_func ||
-      !ls_set_application_information_item_func ||
-      !ls_display_name_key) {
-    return;
-  }
-
-  PrivateLSASN asn = ls_get_current_application_asn_func();
-  // Constant used by WebKit; what exactly it means is unknown.
-  const int magic_session_constant = -2;
-  OSErr err =
-      ls_set_application_information_item_func(magic_session_constant, asn,
-                                               ls_display_name_key,
-                                               process_name,
-                                               NULL /* optional out param */);
-  OSSTATUS_DLOG_IF(ERROR, err != noErr, err)
-      << "Call to set process name failed";
-}
-
 // Converts a NSImage to a CGImageRef.  Normally, the system frameworks can do
 // this fine, especially on 10.6.  On 10.5, however, CGImage cannot handle
 // converting a PDF-backed NSImage into a CGImageRef.  This function will
 // rasterize the PDF into a bitmap CGImage.  The caller is responsible for
 // releasing the return value.
 CGImageRef CopyNSImageToCGImage(NSImage* image) {
   // This is based loosely on http://www.cocoadev.com/index.pl?CGImageRef .
   NSSize size = [image size];
   ScopedCFTypeRef<CGContextRef> context(
       CGBitmapContextCreate(NULL,  // Allow CG to allocate memory.
@@ skipping 300 matching lines @@
           StringPiece(begin + comma_loc + 1, ident.end()), &minor_tmp))
     return false;
   *type = ident.substr(0, number_loc);
   *major = major_tmp;
   *minor = minor_tmp;
   return true;
 }
 
 }  // namespace mac
 }  // namespace base