Revert of Resubmit of imageWriterPrivate.destroyPartitions.

chrome/browser/extensions/api/image_writer_private/test_utils.h

Index: chrome/browser/extensions/api/image_writer_private/test_utils.h
diff --git a/chrome/browser/extensions/api/image_writer_private/test_utils.h b/chrome/browser/extensions/api/image_writer_private/test_utils.h
index b290e881ee87e86dd7096e3d1bfb981b5d9c5517..88ccf492b4e8f9caf48428bce2dbfeda219e64eb 100644
--- a/chrome/browser/extensions/api/image_writer_private/test_utils.h
+++ b/chrome/browser/extensions/api/image_writer_private/test_utils.h
@@ -6,7 +6,6 @@
 #define CHROME_BROWSER_EXTENSIONS_API_IMAGE_WRITER_PRIVATE_TEST_UTILS_H_
 
 #include "base/file_util.h"
-#include "base/files/scoped_temp_dir.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "chrome/browser/extensions/api/image_writer_private/operation_manager.h"
@@ -18,16 +17,8 @@
 namespace image_writer {
 
 const char kDummyExtensionId[] = "DummyExtension";
+const char kTestData[] = "This is some test data, padded.  ";
 
-// Default file size to use in tests.  Currently 32kB.
-const int kTestFileSize = 32 * 1024;
-// Pattern to use in the image file.
-const int kImagePattern = 0x55555555; // 01010101
-// Pattern to use in the device file.
-const int kDevicePattern = 0xAAAAAAAA; // 10101010
-
-// A mock around the operation manager for tracking callbacks.  Note that there
-// are non-virtual methods on this class that should not be called in tests.
 class MockOperationManager : public OperationManager {
  public:
   MockOperationManager();
@@ -46,32 +37,15 @@
                              const std::string& error_message));
 };
 
-// Base class for unit tests that manages creating image and device files.
 class ImageWriterUnitTestBase : public testing::Test {
  public:
-  ImageWriterUnitTestBase();
-  virtual ~ImageWriterUnitTestBase();
-
- protected:
   virtual void SetUp() OVERRIDE;
 
   virtual void TearDown() OVERRIDE;
 
-  // Compare the image and device files, returning true if they are the same,
-  // false if different.
-  bool CompareImageAndDevice();
-
-  base::ScopedTempDir temp_dir_;
-  base::FilePath test_image_path_;
-  base::FilePath test_device_path_;
-
+  base::FilePath test_image_;
+  base::FilePath test_device_;
  private:
-  // Fills |file| with |length| bytes of |pattern|, overwriting any existing
-  // data.
-  bool FillFile(const base::FilePath& file,
-                const int pattern,
-                const int length);
-
   content::TestBrowserThreadBundle thread_bundle_;
 };