pdf: Create a separate component for using the pdf pepper plugin.

components/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.
 
+import("//build/config/features.gni")
+
 # Collection of all components. You wouldn't link to this, but this is rather
 # to reference the files so they can be compiled by the build system.
 group("all_components") {
   visibility = "//:*"  # Only for the root targets to bring in.
 
   deps = [
     "//components/auto_login_parser",
     "//components/autofill/content/browser",
     "//components/autofill/content/common",
     "//components/autofill/content/renderer",
@@ skipping 34 matching lines @@
     "//components/navigation_metrics",
     "//components/network_time",
     "//components/omaha_query_params",
     "//components/omnibox",
     "//components/onc",
     "//components/os_crypt",
     "//components/pairing",
     "//components/password_manager/content/browser",
     "//components/password_manager/core/browser",
     "//components/password_manager/core/common",
+    "//components/pdf/browser",
+    "//components/pdf/common",
+    "//components/pdf/renderer",
     "//components/plugins/renderer",
     "//components/policy",
     "//components/power",
     "//components/precache/core",
     "//components/precache/content",
     "//components/pref_registry",
     "//components/query_parser",
     "//components/rappor",
     "//components/renderer_context_menu",
     "//components/resources:components_resources",
@@ skipping 29 matching lines @@
     deps -= [ "//components/wifi" ]
   }
   if (!is_chromeos) {
     deps -= [ "//components/pairing" ]
   }
 
   if (is_ios) {
     deps -= [ "//components/keyed_service/content" ]
   }
 
+  if (!enable_plugins) {
+    deps -= [
+      "//components/pdf/browser",
+      "//components/pdf/common",
+      "//components/pdf/renderer",
+    ]
+  }
+
   if (is_android) {
     deps -= [
       "//components/autofill/content/browser",  # Blocked on content/blink.
       "//components/autofill/content/common",  # Blocked on content.
       "//components/autofill/content/renderer",  # Blocked on content/blink.
       "//components/crash/app",  # Should work, needs checking.
       "//components/crash/browser",  # Should work, needs checking.
       "//components/captive_portal",  # Should work, needs checking.
       "//components/cloud_devices/common",  # Should work, needs checking.
       "//components/cdm/browser",  # Blocked on content.
@@ skipping 85 matching lines @@
   ]
 
   # TODO(GYP) need this target.
   #'breakpad/app/crash_keys_win_unittest.cc',
 
   # Precache tests need these defines.
   #configs += [ "//components/precache/core:precache_config" ]
 }
 
 }