Revert of Transform ImagePreReader into PreReadFile.

chrome/chrome_exe.gypi

 # 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.
 
 {
   'targets': [
     {
       # GN version: //chrome
       'target_name': 'chrome',
       'type': 'none',
@@ skipping 391 matching lines @@
             '../sandbox/sandbox.gyp:sandbox',
           ],
         }],
         ['OS=="win"', {
           'dependencies': [
             'chrome_dll',
             'chrome_nacl_win64',
             'chrome_process_finder',
             'chrome_version_resources',
             'installer_util',
-            'file_pre_reader',
+            'image_pre_reader',
             '../base/base.gyp:base',
             '../crypto/crypto.gyp:crypto',
             '../breakpad/breakpad.gyp:breakpad_handler',
             '../breakpad/breakpad.gyp:breakpad_sender',
             '../chrome_elf/chrome_elf.gyp:chrome_elf',
             '../components/components.gyp:crash_component',
             '../components/components.gyp:crash_core_common',
             '../sandbox/sandbox.gyp:sandbox',
             '../ui/gfx/gfx.gyp:gfx',
             '../win8/metro_driver/metro_driver.gyp:metro_driver',
@@ skipping 78 matching lines @@
         ['OS=="win" and component=="shared_library"', {
           'defines': ['COMPILE_CONTENT_STATICALLY'],
         }],
       ],
     },
   ],
   'conditions': [
     ['OS=="win"', {
       'targets': [
         {
-          'target_name': 'file_pre_reader',
+          'target_name': 'image_pre_reader',
           'type': 'static_library',
           'sources': [
-            'app/file_pre_reader_win.cc',
-            'app/file_pre_reader_win.h',
+            'app/image_pre_reader_win.cc',
+            'app/image_pre_reader_win.h',
           ],
           'dependencies': [
              '../base/base.gyp:base',
           ],
         },
       ],
       'conditions': [
         ['disable_nacl!=1 and target_arch=="ia32"', {
           'targets': [
             {
@@ skipping 87 matching lines @@
               'dependencies': [
                 'chrome_nacl_win64',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }