Remove download resumption feature flag.

content/public/common/content_features.cc

 // Copyright 2015 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.
 
 #include "build/build_config.h"
 #include "content/public/common/content_features.h"
 
 namespace features {
 
 // All features in alphabetical order.
@@ skipping 10 matching lines @@
 
 // Enable GPU Rasterization by default. This can still be overridden by
 // --force-gpu-rasterization or --disable-gpu-rasterization.
 const base::Feature kDefaultEnableGpuRasterization{
     "DefaultEnableGpuRasterization", base::FEATURE_DISABLED_BY_DEFAULT};
 
 // Do not call SharedBuffer::unlock() (https://crbug.com/603791).
 const base::Feature kDoNotUnlockSharedBuffer{"DoNotUnlockSharedBuffer",
                                              base::FEATURE_DISABLED_BY_DEFAULT};
 
-// Downloads resumption will be controllable via a flag until it's enabled
-// permanently. See https://crbug.com/7648
-const base::Feature kDownloadResumption{"DownloadResumption",
-                                        base::FEATURE_ENABLED_BY_DEFAULT};
-
 // Speculatively pre-evaluate Javascript which will likely use document.write to
 // load an external script. The feature extracts the written markup and sends it
 // to the preload scanner.
 const base::Feature kDocumentWriteEvaluator{"DocumentWriteEvaluator",
                                             base::FEATURE_DISABLED_BY_DEFAULT};
 
 // Enables a blink::FontCache optimization that reuses a font to serve different
 // size of font.
 const base::Feature kFontCacheScaling{"FontCacheScaling",
                                       base::FEATURE_DISABLED_BY_DEFAULT};
@@ skipping 83 matching lines @@
 // we will not use replica editor and do a round trip to renderer to synchronize
 // with Blink data.
 const base::Feature kImeThread{"ImeThread", base::FEATURE_DISABLED_BY_DEFAULT};
 
 // FeatureList definition for the Seccomp field trial.
 const base::Feature kSeccompSandboxAndroid{"SeccompSandboxAndroid",
                                            base::FEATURE_DISABLED_BY_DEFAULT};
 #endif
 
 }  // namespace features