Move iOS image_fetcher::ImageDecoder to layered component

ios/chrome/browser/suggestions/ios_image_decoder_impl_unittest.mm

Index: ios/chrome/browser/suggestions/ios_image_decoder_impl_unittest.mm
diff --git a/ios/chrome/browser/suggestions/ios_image_decoder_impl_unittest.mm b/ios/chrome/browser/suggestions/ios_image_decoder_impl_unittest.mm
deleted file mode 100644
index 2cb03e981dab70d4a0d2cde3a3a14b0735d7d562..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/suggestions/ios_image_decoder_impl_unittest.mm
+++ /dev/null
@@ -1,112 +0,0 @@
-// Copyright 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ios/chrome/browser/suggestions/ios_image_decoder_impl.h"
-
-#import <UIKit/UIKit.h>
-
-#include "base/bind.h"
-#include "base/macros.h"
-#include "base/run_loop.h"
-#include "base/threading/sequenced_worker_pool.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "testing/platform_test.h"
-#include "ui/gfx/geometry/size.h"
-#include "ui/gfx/image/image.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-namespace {
-
-static unsigned char kJPGImage[] = {
-    255, 216, 255, 224, 0,   16,  74,  70, 73, 70, 0,   1,   1,   1,   0,
-    72,  0,   72,  0,   0,   255, 254, 0,  19, 67, 114, 101, 97,  116, 101,
-    100, 32,  119, 105, 116, 104, 32,  71, 73, 77, 80,  255, 219, 0,   67,
-    0,   5,   3,   4,   4,   4,   3,   5,  4,  4,  4,   5,   5,   5,   6,
-    7,   12,  8,   7,   7,   7,   7,   15, 11, 11, 9,   12,  17,  15,  18,
-    18,  17,  15,  17,  17,  19,  22,  28, 23, 19, 20,  26,  21,  17,  17,
-    24,  33,  24,  26,  29,  29,  31,  31, 31, 19, 23,  34,  36,  34,  30,
-    36,  28,  30,  31,  30,  255, 219, 0,  67, 1,  5,   5,   5,   7,   6,
-    7,   14,  8,   8,   14,  30,  20,  17, 20, 30, 30,  30,  30,  30,  30,
-    30,  30,  30,  30,  30,  30,  30,  30, 30, 30, 30,  30,  30,  30,  30,
-    30,  30,  30,  30,  30,  30,  30,  30, 30, 30, 30,  30,  30,  30,  30,
-    30,  30,  30,  30,  30,  30,  30,  30, 30, 30, 30,  30,  30,  30,  255,
-    192, 0,   17,  8,   0,   1,   0,   1,  3,  1,  34,  0,   2,   17,  1,
-    3,   17,  1,   255, 196, 0,   21,  0,  1,  1,  0,   0,   0,   0,   0,
-    0,   0,   0,   0,   0,   0,   0,   0,  0,  0,  8,   255, 196, 0,   20,
-    16,  1,   0,   0,   0,   0,   0,   0,  0,  0,  0,   0,   0,   0,   0,
-    0,   0,   0,   255, 196, 0,   20,  1,  1,  0,  0,   0,   0,   0,   0,
-    0,   0,   0,   0,   0,   0,   0,   0,  0,  0,  255, 196, 0,   20,  17,
-    1,   0,   0,   0,   0,   0,   0,   0,  0,  0,  0,   0,   0,   0,   0,
-    0,   0,   255, 218, 0,   12,  3,   1,  0,  2,  17,  3,   17,  0,   63,
-    0,   178, 192, 7,   255, 217};
-
-static unsigned char kWEBPImage[] = {
-    82, 73, 70, 70, 74,  0, 0,  0,   87,  69,  66,  80,  86,  80, 56, 88, 10,
-    0,  0,  0,  16, 0,   0, 0,  0,   0,   0,   0,   0,   0,   65, 76, 80, 72,
-    12, 0,  0,  0,  1,   7, 16, 17,  253, 15,  68,  68,  255, 3,  0,  0,  86,
-    80, 56, 32, 24, 0,   0, 0,  48,  1,   0,   157, 1,   42,  1,  0,  1,  0,
-    3,  0,  52, 37, 164, 0, 3,  112, 0,   254, 251, 253, 80,  0};
-
-}  // namespace
-
-namespace suggestions {
-
-class IOSImageDecoderImplTest : public PlatformTest {
- public:
-  void OnImageDecoded(const gfx::Image& image) { decoded_image_ = image; }
-
- protected:
-  IOSImageDecoderImplTest()
-      : pool_(new base::SequencedWorkerPool(2,
-                                            "TestPool",
-                                            base::TaskPriority::USER_VISIBLE)) {
-    ios_image_decoder_impl_ = CreateIOSImageDecoder(pool_);
-  }
-
-  ~IOSImageDecoderImplTest() override { pool_->Shutdown(); }
-
-  base::MessageLoop loop_;
-  scoped_refptr<base::SequencedWorkerPool> pool_;
-  std::unique_ptr<image_fetcher::ImageDecoder> ios_image_decoder_impl_;
-
-  gfx::Image decoded_image_;
-};
-
-TEST_F(IOSImageDecoderImplTest, JPGImage) {
-  ASSERT_TRUE(decoded_image_.IsEmpty());
-
-  std::string image_data =
-      std::string(reinterpret_cast<char*>(kJPGImage), sizeof(kJPGImage));
-  ios_image_decoder_impl_->DecodeImage(
-      image_data, gfx::Size(),
-      base::Bind(&IOSImageDecoderImplTest::OnImageDecoded,
-                 base::Unretained(this)));
-
-  pool_->FlushForTesting();
-  base::RunLoop().RunUntilIdle();
-
-  EXPECT_FALSE(decoded_image_.IsEmpty());
-}
-
-TEST_F(IOSImageDecoderImplTest, WebpImage) {
-  ASSERT_TRUE(decoded_image_.IsEmpty());
-
-  std::string image_data =
-      std::string(reinterpret_cast<char*>(kWEBPImage), sizeof(kWEBPImage));
-  ios_image_decoder_impl_->DecodeImage(
-      image_data, gfx::Size(),
-      base::Bind(&IOSImageDecoderImplTest::OnImageDecoded,
-                 base::Unretained(this)));
-
-  pool_->FlushForTesting();
-  base::RunLoop().RunUntilIdle();
-
-  EXPECT_FALSE(decoded_image_.IsEmpty());
-}
-
-}  // namespace suggestions