Revert of Mojo C++ bindings: make StrongBinding a message loop destruction observer.

chrome/utility/image_decoder_impl_unittest.cc

Index: chrome/utility/image_decoder_impl_unittest.cc
diff --git a/chrome/utility/image_decoder_impl_unittest.cc b/chrome/utility/image_decoder_impl_unittest.cc
index 5a83eed2afdfad8ac0557f20ac94b5f5d28cc4de..45f257c8699d5258d85c293186315bbe882d7369 100644
--- a/chrome/utility/image_decoder_impl_unittest.cc
+++ b/chrome/utility/image_decoder_impl_unittest.cc
@@ -7,7 +7,6 @@
 #include <vector>
 
 #include "base/bind.h"
-#include "base/message_loop/message_loop.h"
 #include "ipc/ipc_channel.h"
 #include "skia/public/type_converters.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -58,17 +57,10 @@
   skia::mojom::BitmapPtr bitmap_;
 };
 
-class ImageDecoderImplTest : public testing::Test {
- protected:
-  ~ImageDecoderImplTest() override {}
-
-  base::MessageLoop message_loop_;
-};
-
 }  // namespace
 
 // Test that DecodeImage() doesn't return image message > (max message size)
-TEST_F(ImageDecoderImplTest, DecodeImageSizeLimit) {
+TEST(ImageDecoderImplTest, DecodeImageSizeLimit) {
   // Using actual limit generates 14000 x 9400 images, which causes the test to
   // timeout.  We test with a smaller limit for efficiency.
   const size_t kTestMessageSize = IPC::Channel::kMaximumMessageSize / 1024;
@@ -114,7 +106,7 @@
   }
 }
 
-TEST_F(ImageDecoderImplTest, DecodeImageFailed) {
+TEST(ImageDecoderImplTest, DecodeImageFailed) {
   ImageDecoderImpl decoder(IPC::Channel::kMaximumMessageSize);
 
   // The "jpeg" is just some "random" data;