cc: Set ui/gpu/cc/ipc/upload/raster thread priorities.

content/browser/browser_main_loop.cc

 // 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 "content/browser/browser_main_loop.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/hi_res_timer_manager.h"
@@ skipping 37 matching lines @@
 #include "ui/base/clipboard/clipboard.h"
 
 #if defined(USE_AURA)
 #include "content/browser/renderer_host/image_transport_factory.h"
 #endif
 
 #if defined(OS_ANDROID)
 #include "base/android/jni_android.h"
 #include "content/browser/android/surface_texture_peer_browser_impl.h"
 #include "content/browser/device_orientation/data_fetcher_impl_android.h"
+// TODO(epenner): Move thread priorities to base. (crbug.com/170549)
+#include <sys/resource.h>
 #endif
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <commctrl.h>
 #include <shellapi.h>
 
 #include "content/browser/system_message_window_win.h"
 #include "content/common/sandbox_policy.h"
 #include "ui/base/l10n/l10n_util_win.h"
@@ skipping 559 matching lines @@
   const char* kThreadName = "CrBrowserMain";
   base::PlatformThread::SetName(kThreadName);
   if (main_message_loop_.get())
     main_message_loop_->set_thread_name(kThreadName);
 
   // Register the main thread by instantiating it, but don't call any methods.
   main_thread_.reset(new BrowserThreadImpl(BrowserThread::UI,
                                            MessageLoop::current()));
 }
 
+#if defined(OS_ANDROID)
+// TODO(epenner): Move thread priorities to base. (crbug.com/170549)
+namespace {
+void SetHighThreadPriority() {
+  int nice_value = -6; // High priority.
+  setpriority(PRIO_PROCESS, base::PlatformThread::CurrentId(), nice_value);
+}
+}
+#endif
+
 void BrowserMainLoop::BrowserThreadsStarted() {
+#if defined(OS_ANDROID)
+// TODO(epenner): Move thread priorities to base. (crbug.com/170549)
+  BrowserThread::PostTask(BrowserThread::UI,
+                          FROM_HERE,
+                          base::Bind(&SetHighThreadPriority));
+  BrowserThread::PostTask(BrowserThread::IO,
+                          FROM_HERE,
+                          base::Bind(&SetHighThreadPriority));
+#endif
+
 #if !defined(OS_IOS)
   HistogramSynchronizer::GetInstance();
 
   BrowserGpuChannelHostFactory::Initialize();
 #if defined(USE_AURA)
   ImageTransportFactory::Initialize();
 #endif
 
 #if defined(OS_LINUX)
   device_monitor_linux_.reset(new DeviceMonitorLinux());
@@ skipping 95 matching lines @@
   DCHECK_EQ(MessageLoop::TYPE_UI, MessageLoop::current()->type());
   if (parameters_.ui_task)
     MessageLoopForUI::current()->PostTask(FROM_HERE, *parameters_.ui_task);
 
   base::RunLoop run_loop;
   run_loop.Run();
 #endif
 }
 
 }  // namespace content