Combine storage_browser_export.h and storage_common_export.h

webkit/common/BUILD.gn

 # Copyright 2014 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.
 
 # GYP version: webkit/common/webkit_common.gyp:webkit_common
 component("common") {
   output_name = "webkit_common"
 
   sources = [
     "data_element.cc",
     "data_element.h",
     "webkit_common_export.h",
   ]
 
   defines = [ "WEBKIT_COMMON_IMPLEMENTATION" ]
 
   deps = [
     "//base",
     "//url",
   ]
 }
 
 component("storage") {
   output_name = "storage_common"
   sources = [
-    "storage_common_export.h",
+    "storage_export.h",
     "blob/blob_data.cc",
     "blob/blob_data.h",
     "blob/scoped_file.cc",
     "blob/scoped_file.h",
     "blob/shareable_file_reference.cc",
     "blob/shareable_file_reference.h",
     "database/database_connections.cc",
     "database/database_connections.h",
     "database/database_identifier.cc",
     "database/database_identifier.h",
@@ skipping 16 matching lines @@
   }
 
   deps = [
     ":common",
     "//base",
     "//base/third_party/dynamic_annotations",
     "//net",
     "//url",
   ]
 }