x11: Move X event handling out of the message-pump.

chrome/test/base/view_event_test_base.cc

Index: chrome/test/base/view_event_test_base.cc
diff --git a/chrome/test/base/view_event_test_base.cc b/chrome/test/base/view_event_test_base.cc
index d8604c94b4b55f2b9b8743345bd12d2088c152ab..1bd34702ab234b5b91ff2524943b4f8596801624 100644
--- a/chrome/test/base/view_event_test_base.cc
+++ b/chrome/test/base/view_event_test_base.cc
@@ -12,12 +12,19 @@
 #include "chrome/test/base/interactive_test_utils.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/ui_test_utils.h"
+#include "ui/aura/client/event_client.h"
+#include "ui/aura/env.h"
+#include "ui/aura/test/aura_test_helper.h"
+#include "ui/aura/window_event_dispatcher.h"
+#include "ui/aura/window_tree_host.h"
 #include "ui/base/ime/input_method_initializer.h"
 #include "ui/base/test/ui_controls.h"
 #include "ui/compositor/test/context_factories_for_test.h"
+#include "ui/events/platform/platform_event_source.h"
 #include "ui/message_center/message_center.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/widget.h"
+#include "ui/wm/core/wm_state.h"
 
 #if defined(USE_ASH)
 #include "ash/shell.h"
@@ -25,16 +32,6 @@
 #include "ash/test/test_shell_delegate.h"
 #endif
 
-#if defined(USE_AURA)
-#include "ui/aura/client/event_client.h"
-#include "ui/aura/env.h"
-#include "ui/aura/test/aura_test_helper.h"
-#include "ui/aura/window_event_dispatcher.h"
-#include "ui/aura/window_tree_host.h"
-#include "ui/compositor/test/context_factories_for_test.h"
-#include "ui/wm/core/wm_state.h"
-#endif
-
 #if defined(OS_CHROMEOS)
 #include "chromeos/audio/cras_audio_handler.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
@@ -102,19 +99,17 @@ void ViewEventTestBase::SetUpTestCase() {
 }
 
 void ViewEventTestBase::SetUp() {
-#if defined(USE_AURA)
+  event_source_ = ui::PlatformEventSource::CreateDefault();
+
   wm_state_.reset(new wm::WMState);
-#endif
 
   views::ViewsDelegate::views_delegate = &views_delegate_;
   ui::InitializeInputMethodForTesting();
   gfx::NativeView context = NULL;
 
-#if defined(USE_AURA)
   // The ContextFactory must exist before any Compositors are created.
   bool enable_pixel_output = false;
   ui::InitializeContextFactoryForTests(enable_pixel_output);
-#endif
 
 #if defined(USE_ASH)
 #if defined(OS_WIN)
@@ -141,7 +136,7 @@ void ViewEventTestBase::SetUp() {
   context->GetHost()->Show();
 #endif  // !OS_WIN
   aura::Env::CreateInstance();
-#elif defined(USE_AURA)
+#else
   // Instead of using the ash shell, use an AuraTestHelper to create and manage
   // the test screen.
   aura_test_helper_.reset(
@@ -175,20 +170,16 @@ void ViewEventTestBase::TearDown() {
   message_center::MessageCenter::Shutdown();
 #endif  // !OS_WIN
   aura::Env::DeleteInstance();
-#elif defined(USE_AURA)
+#else
   aura_test_helper_->TearDown();
 #endif  // !USE_ASH && USE_AURA
 
-#if defined(USE_AURA)
   ui::TerminateContextFactoryForTests();
-#endif
 
   ui::ShutdownInputMethodForTesting();
   views::ViewsDelegate::views_delegate = NULL;
 
-#if defined(USE_AURA)
   wm_state_.reset();
-#endif
 }
 
 bool ViewEventTestBase::CanResize() const {