Enable device_orientation_event_pump_unittest on Windows platform.

content/renderer/device_sensors/device_orientation_event_pump_unittest.cc

Index: content/renderer/device_sensors/device_orientation_event_pump_unittest.cc
diff --git a/content/renderer/device_sensors/device_orientation_event_pump_unittest.cc b/content/renderer/device_sensors/device_orientation_event_pump_unittest.cc
index e0c456324c511314f5a5f74dec6e55bce4939c5c..95a54df07f9efaba0d577b27b3079763023e6475 100644
--- a/content/renderer/device_sensors/device_orientation_event_pump_unittest.cc
+++ b/content/renderer/device_sensors/device_orientation_event_pump_unittest.cc
@@ -73,12 +73,15 @@ class DeviceOrientationEventPumpTest : public testing::Test {
 
  protected:
   virtual void SetUp() OVERRIDE {
+    const DeviceOrientationHardwareBuffer* null_buffer = NULL;
     listener_.reset(new MockDeviceOrientationListener);
     orientation_pump_.reset(new DeviceOrientationEventPumpForTesting);
     buffer_ = static_cast<DeviceOrientationHardwareBuffer*>(
         shared_memory_.memory());
+    ASSERT_NE(null_buffer, buffer_);
     memset(buffer_, 0, sizeof(DeviceOrientationHardwareBuffer));
-    shared_memory_.ShareToProcess(base::kNullProcessHandle, &handle_);
+    ASSERT_TRUE(shared_memory_.ShareToProcess(base::GetCurrentProcessHandle(),
+        &handle_));
   }
 
   void InitBuffer() {
@@ -114,13 +117,7 @@ class DeviceOrientationEventPumpTest : public testing::Test {
   DISALLOW_COPY_AND_ASSIGN(DeviceOrientationEventPumpTest);
 };
 
-// Always failing in the win try bot. See http://crbug.com/256782.
-#if defined(OS_WIN)
-#define MAYBE_DidStartPolling DISABLED_DidStartPolling
-#else
-#define MAYBE_DidStartPolling DidStartPolling
-#endif
-TEST_F(DeviceOrientationEventPumpTest, MAYBE_DidStartPolling) {
+TEST_F(DeviceOrientationEventPumpTest, DidStartPolling) {
   base::MessageLoop loop;
 
   InitBuffer();
@@ -140,13 +137,7 @@ TEST_F(DeviceOrientationEventPumpTest, MAYBE_DidStartPolling) {
   EXPECT_TRUE(received_data.hasGamma);
 }
 
-// Always failing in the win try bot. See http://crbug.com/256782.
-#if defined(OS_WIN)
-#define MAYBE_FireAllNullEvent DISABLED_FireAllNullEvent
-#else
-#define MAYBE_FireAllNullEvent FireAllNullEvent
-#endif
-TEST_F(DeviceOrientationEventPumpTest, MAYBE_FireAllNullEvent) {
+TEST_F(DeviceOrientationEventPumpTest, FireAllNullEvent) {
   base::MessageLoop loop;
 
   InitBufferNoData();
@@ -163,16 +154,7 @@ TEST_F(DeviceOrientationEventPumpTest, MAYBE_FireAllNullEvent) {
   EXPECT_FALSE(received_data.hasGamma);
 }
 
-// Always failing in the win try bot. See http://crbug.com/256782.
-#if defined(OS_WIN)
-#define MAYBE_UpdateRespectsOrientationThreshold \
-    DISABLED_UpdateRespectsOrientationThreshold
-#else
-#define MAYBE_UpdateRespectsOrientationThreshold \
-    UpdateRespectsOrientationThreshold
-#endif
-TEST_F(DeviceOrientationEventPumpTest,
-    MAYBE_UpdateRespectsOrientationThreshold) {
+TEST_F(DeviceOrientationEventPumpTest, UpdateRespectsOrientationThreshold) {
   base::MessageLoop loop;
 
   InitBuffer();