Fix chromium-style warning for auto in jpeg_decode_accelerator_unittest

media/gpu/jpeg_decode_accelerator_unittest.cc

Index: media/gpu/jpeg_decode_accelerator_unittest.cc
diff --git a/media/gpu/jpeg_decode_accelerator_unittest.cc b/media/gpu/jpeg_decode_accelerator_unittest.cc
index 00fa4f5b2121de602ba67edf26d6b31cffffe09a..aa1f42dcf26ab57d8c1c095fa9be62cf6343b681 100644
--- a/media/gpu/jpeg_decode_accelerator_unittest.cc
+++ b/media/gpu/jpeg_decode_accelerator_unittest.cc
@@ -475,7 +475,7 @@ void JpegDecodeAcceleratorTest::TestDecode(size_t num_concurrent_decoders) {
 }
 
 TEST_F(JpegDecodeAcceleratorTest, SimpleDecode) {
-  for (const auto& image : g_env->image_data_user_) {
+  for (auto* image : g_env->image_data_user_) {
     test_image_files_.push_back(image);
     expected_status_.push_back(CS_DECODE_PASS);
   }
@@ -483,7 +483,7 @@ TEST_F(JpegDecodeAcceleratorTest, SimpleDecode) {
 }
 
 TEST_F(JpegDecodeAcceleratorTest, MultipleDecoders) {
-  for (const auto& image : g_env->image_data_user_) {
+  for (auto* image : g_env->image_data_user_) {
     test_image_files_.push_back(image);
     expected_status_.push_back(CS_DECODE_PASS);
   }