Remove the WebRTC-EnableWebRtcEcdsa feature.

Bug: 1126640
Change-Id: I178fab3f54a6fcf52ac41f6642c5d6b02f1408de
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2442889Reviewed-by: Henrik Boström <hbos@chromium.org>
Reviewed-by: Alex Moshchuk <alexmos@chromium.org>
Reviewed-by: Mark Pearson <mpearson@chromium.org>
Commit-Queue: Caitlin Fischer <caitlinfischer@google.com>
Cr-Commit-Position: refs/heads/master@{#813891}

content/public/common/content_features.cc

@@ -852,11 +852,6 @@ const base::Feature kWebPayments{"WebPayments",
 const base::Feature kWebPaymentsMinimalUI{"WebPaymentsMinimalUI",
                                           base::FEATURE_DISABLED_BY_DEFAULT};
 
-// Makes WebRTC use ECDSA certs by default (i.e., when no cert type was
-// specified in JS).
-const base::Feature kWebRtcEcdsaDefault{"WebRTC-EnableWebRtcEcdsa",
-                                        base::FEATURE_ENABLED_BY_DEFAULT};
-
 // Use GpuMemoryBuffer backed VideoFrames in media streams.
 const base::Feature kWebRtcUseGpuMemoryBufferVideoFrames{
     "WebRTC-UseGpuMemoryBufferVideoFrames", base::FEATURE_ENABLED_BY_DEFAULT};

content/public/common/content_features.h

@@ -172,7 +172,6 @@ CONTENT_EXPORT extern const base::Feature kWebGLImageChromium;
 CONTENT_EXPORT extern const base::Feature kWebOtpBackend;
 CONTENT_EXPORT extern const base::Feature kWebPayments;
 CONTENT_EXPORT extern const base::Feature kWebPaymentsMinimalUI;
-CONTENT_EXPORT extern const base::Feature kWebRtcEcdsaDefault;
 CONTENT_EXPORT extern const base::Feature kWebRtcUseGpuMemoryBufferVideoFrames;
 CONTENT_EXPORT extern const base::Feature kWebUIReportOnlyTrustedTypes;
 CONTENT_EXPORT extern const base::Feature kWebUsb;

testing/variations/fieldtrial_testing_config.json

@@ -7535,26 +7535,6 @@
             ]
         }
     ],
-    "WebRTC-EnableWebRtcEcdsa": [
-        {
-            "platforms": [
-                "android",
-                "android_weblayer",
-                "chromeos",
-                "linux",
-                "mac",
-                "windows"
-            ],
-            "experiments": [
-                {
-                    "name": "Enabled",
-                    "enable_features": [
-                        "WebRTC-EnableWebRtcEcdsa"
-                    ]
-                }
-            ]
-        }
-    ],
     "WebRTC-Pacer-BlockAudio": [
         {
             "platforms": [