Change the way that gzipped resources are loaded from resources.pak

ui/base/resource/resource_bundle_unittest.cc

 // Copyright (c) 2012 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.
 
 #include "ui/base/resource/resource_bundle.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <string.h>
 
@@ skipping 253 matching lines @@
   ui::ScaleFactor scale_factor = ui::SCALE_FACTOR_NONE;
 
   EXPECT_CALL(delegate, LoadDataResourceBytes(resource_id, scale_factor))
       .Times(1).WillOnce(Return(static_memory.get()));
 
   scoped_refptr<base::RefCountedMemory> result =
       resource_bundle->LoadDataResourceBytesForScale(resource_id, scale_factor);
   EXPECT_EQ(static_memory, result);
 }
 
-TEST_F(ResourceBundleTest, LoadDataResourceBytesGzip) {
-  base::ScopedTempDir dir;
-  ASSERT_TRUE(dir.CreateUniqueTempDir());
-  base::FilePath data_path = dir.path().Append(FILE_PATH_LITERAL("sample.pak"));
-
-  char kCompressedEntryPakContents[] = {
-      0x04u, 0x00u, 0x00u, 0x00u,                // header(version
-      0x01u, 0x00u, 0x00u, 0x00u,                //        no. entries
-      0x01u,                                     //        encoding)
-      0x04u, 0x00u, 0x15u, 0x00u, 0x00u, 0x00u,  // index entry 4
-      0x00u, 0x00u, 0x3bu, 0x00u, 0x00u,
-      0x00u,  // extra entry for the size of last
-      // Entry 4 is a compressed gzip file (with custom leading byte) saying:
-      // "This is compressed\n"
-      ResourceBundle::CUSTOM_GZIP_HEADER[0], 0x1fu, 0x8bu, 0x08u, 0x00u, 0x00u,
-      0x00u, 0x00u, 0x00u, 0x00u, 0x03u, 0x0bu, 0xc9u, 0xc8u, 0x2cu, 0x56u,
-      0x00u, 0xa2u, 0xe4u, 0xfcu, 0xdcu, 0x82u, 0xa2u, 0xd4u, 0xe2u, 0xe2u,
-      0xd4u, 0x14u, 0x2eu, 0x00u, 0xd9u, 0xf8u, 0xc4u, 0x6fu, 0x13u, 0x00u,
-      0x00u, 0x00u};
-
-  size_t compressed_entry_pak_size = sizeof(kCompressedEntryPakContents);
-
-  // Dump contents into the pak file.
-  ASSERT_EQ(base::WriteFile(data_path, kCompressedEntryPakContents,
-      compressed_entry_pak_size), static_cast<int>(compressed_entry_pak_size));
-
-  ResourceBundle* resource_bundle = CreateResourceBundle(nullptr);
-  resource_bundle->AddDataPackFromPath(data_path, SCALE_FACTOR_NONE);
-
-  // Load the compressed resource.
-  scoped_refptr<base::RefCountedMemory> result =
-      resource_bundle->LoadDataResourceBytes(4);
-  EXPECT_EQ(
-      strncmp("This is compressed\n",
-              reinterpret_cast<const char*>(result->front()), result->size()),
-      0);
-}
-
 TEST_F(ResourceBundleTest, DelegateGetRawDataResource) {
   MockResourceBundleDelegate delegate;
   ResourceBundle* resource_bundle = CreateResourceBundle(&delegate);
 
   // Create the string piece for testing purposes.
   char data[] = "My test data";
   base::StringPiece string_piece(data);
 
   int resource_id = 5;
 
@@ skipping 311 matching lines @@
   resource_bundle->AddDataPackFromPath(data_default_path, SCALE_FACTOR_NONE);
 
   gfx::ImageSkia* image_skia = resource_bundle->GetImageSkiaNamed(3);
   EXPECT_EQ(1u, image_skia->image_reps().size());
   EXPECT_TRUE(image_skia->image_reps()[0].unscaled());
   EXPECT_EQ(ui::SCALE_FACTOR_100P,
             GetSupportedScaleFactor(image_skia->image_reps()[0].scale()));
 }
 
 }  // namespace ui