Revert of [sqlite] Respect the gyp and gn component switch.

third_party/sqlite/BUILD.gn

 # Copyright (c) 2013 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.
 
 declare_args() {
   # Controls whether the build should uses the version of sqlite3 library
   # shipped with the system (currently only supported on iOS) or the one
   # shipped with Chromium source.
   use_system_sqlite = is_ios
 }
 
 if (!use_system_sqlite) {
   config("sqlite_config") {
-    if (is_component_build && is_win) {
-        defines += [
-          "SQLITE_API=__declspec(dllimport)",
-        ]
-    }
     include_dirs = [ "." ]
   }
 
-  component("sqlite") {
+  source_set("sqlite") {
     sources = [
       "amalgamation/sqlite3.c",
       "amalgamation/sqlite3.h",
     ]
 
     cflags = []
     defines = [
       "SQLITE_ENABLE_FTS3",
       "SQLITE_DISABLE_FTS3_UNICODE",
       "SQLITE_DISABLE_FTS4_DEFERRED",
       "SQLITE_ENABLE_ICU",
       "SQLITE_ENABLE_MEMORY_MANAGEMENT",
       "SQLITE_SECURE_DELETE",
       "SQLITE_SEPARATE_CACHE_POOLS",
       "THREADSAFE",
     ]
-    if (is_component_build) {
-      if (is_win) {
-        defines += [
-          "SQLITE_API=__declspec(dllexport)",
-        ]
-       } else {
-        defines += [
-          "SQLITE_API=__attribute__((visibility(\"default\")))",
-        ]
-       }
-    }
     if (is_chromeos) {
       defines += [
         # Despite obvious warnings about not using this flag in deployment, we
         # are turning off sync in ChromeOS and relying on the underlying
         # journaling filesystem to do error recovery properly. It's much faster.
         "SQLITE_NO_SYNC",
       ]
     }
     if (is_posix) {
       defines += [
@@ skipping 34 matching lines @@
       }
     }
     configs -= [ "//build/config/compiler:chromium_code" ]
     configs += [ "//build/config/compiler:no_chromium_code" ]
     configs += [ ":sqlite_warnings" ]
 
     if (is_linux) {
       libs = [ "dl" ]
     } else if (is_mac || is_ios) {
       libs = [ "CoreFoundation.framework" ]
-      libs = [ "CoreServices.framework" ]
     } else if (is_android) {
       defines += [
         "SQLITE_DEFAULT_JOURNAL_SIZE_LIMIT=1048576",
         "SQLITE_DEFAULT_AUTOVACUUM=1",
         "SQLITE_TEMP_STORE=3",
         "SQLITE_ENABLE_FTS3_BACKWARDS",
         "DSQLITE_DEFAULT_FILE_FORMAT=4",
       ]
     }
 
@@ skipping 66 matching lines @@
         "//third_party/icu",
       ]
       if (is_clang) {
         # src/ext/icu/icu.c uses assert(!"string") which causes warnings about
         # conversion from string literal to bool.
         configs -= [ "//build/config/clang:extra_warnings" ]
       }
     }
   }
 }