Move ENABLE_PEPPER_CDMS to a buildflag header.

media/blink/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("//media/media_options.gni")
 import("//testing/test.gni")
 
 component("blink") {
   output_name = "media_blink"
 
-  deps = [
-    "//base",
-    "//cc",
-    "//cc/blink",
-    "//gpu",
-    "//media",
-    "//media:shared_memory_support",
-    "//net",
-    "//skia",
-    "//third_party/WebKit/public:blink",
-    "//ui/gfx",
-    "//ui/gfx/geometry",
-    "//url",
-  ]
-
-  defines = [ "MEDIA_BLINK_IMPLEMENTATION" ]
-
   sources = [
     "active_loader.cc",
     "active_loader.h",
     "buffered_data_source_host_impl.cc",
     "buffered_data_source_host_impl.h",
     "cache_util.cc",
     "cache_util.h",
     "cdm_result_promise.h",
     "cdm_result_promise_helper.cc",
     "cdm_result_promise_helper.h",
@@ skipping 38 matching lines @@
     "webmediaplayer_params.cc",
     "webmediaplayer_params.h",
     "webmediaplayer_util.cc",
     "webmediaplayer_util.h",
     "webmediasource_impl.cc",
     "webmediasource_impl.h",
     "websourcebuffer_impl.cc",
     "websourcebuffer_impl.h",
   ]
 
+  defines = [ "MEDIA_BLINK_IMPLEMENTATION" ]
+
+  deps = [
+    "//base",
+    "//cc",
+    "//cc/blink",
+    "//gpu",
+    "//media",
+    "//media:shared_memory_support",
+    "//net",
+    "//ppapi/features",
+    "//skia",
+    "//third_party/WebKit/public:blink",
+    "//ui/gfx",
+    "//ui/gfx/geometry",
+    "//url",
+  ]
+
   if (media_use_ffmpeg || !is_android) {
     sources += [
       "webmediaplayer_impl.cc",
       "webmediaplayer_impl.h",
     ]
     if (is_android) {
       sources += [
         "webmediaplayer_cast_android.cc",
         "webmediaplayer_cast_android.h",
       ]
@@ skipping 50 matching lines @@
   ]
 
   if (is_android) {
     deps += [
       "//media/base/android",
       "//media/base/android:media_java",
       "//v8:v8_external_startup_data_assets",
     ]
   }
 }