Drop redundant "TEST" prefix from test names in media code.

media/mp4/offset_byte_queue_unittest.cc

Index: media/mp4/offset_byte_queue_unittest.cc
diff --git a/media/mp4/offset_byte_queue_unittest.cc b/media/mp4/offset_byte_queue_unittest.cc
index e2d40dc67c7ed77615ea6cdc44f184c08150f885..b9afbc8e1bc988afbf79a8a99aae9f5b44c6faa0 100644
--- a/media/mp4/offset_byte_queue_unittest.cc
+++ b/media/mp4/offset_byte_queue_unittest.cc
@@ -31,7 +31,7 @@ class OffsetByteQueueTest : public testing::Test {
   scoped_ptr<OffsetByteQueue> queue_;
 };
 
-TEST_F(OffsetByteQueueTest, TestSetUp) {
+TEST_F(OffsetByteQueueTest, SetUp) {
   EXPECT_EQ(384, queue_->head());
   EXPECT_EQ(512, queue_->tail());
 
@@ -44,7 +44,7 @@ TEST_F(OffsetByteQueueTest, TestSetUp) {
   EXPECT_EQ(255, buf[size-1]);
 }
 
-TEST_F(OffsetByteQueueTest, TestPeekAt) {
+TEST_F(OffsetByteQueueTest, PeekAt) {
   const uint8* buf;
   int size;
 
@@ -57,7 +57,7 @@ TEST_F(OffsetByteQueueTest, TestPeekAt) {
   EXPECT_EQ(0, size);
 }
 
-TEST_F(OffsetByteQueueTest, TestTrim) {
+TEST_F(OffsetByteQueueTest, Trim) {
   EXPECT_TRUE(queue_->Trim(128));
   EXPECT_TRUE(queue_->Trim(384));
   EXPECT_EQ(384, queue_->head());