Backed out changeset b3c8a3a052ea (bug 1452146) for mochitest automation.py failures

dom/ipc/ContentParent.cpp

@@ -2608,7 +2608,7 @@ void ContentParent::InitInternal(ProcessPriority aInitialPriority) {
 
   gpm->AddListener(this);
 
-  if (StaticPrefs::MediaRddProcessEnabled() && BrowserTabsRemoteAutostart()) {
+  if (StaticPrefs::MediaRddProcessEnabled()) {
     RDDProcessManager* rdd = RDDProcessManager::Get();
 
     Endpoint<PRemoteDecoderManagerChild> remoteManager;

gfx/thebes/gfxPlatform.cpp

@@ -919,7 +919,6 @@ void gfxPlatform::Init() {
   }
 
   if (XRE_IsParentProcess() &&
-      BrowserTabsRemoteAutostart() &&  // only do rdd process if e10s on
       Preferences::GetBool("media.rdd-process.enabled", false)) {
     RDDProcessManager* rdd = RDDProcessManager::Get();
     if (rdd) {

modules/libpref/init/StaticPrefList.h

@@ -1103,17 +1103,11 @@ VARCACHE_PREF(
 )
 #undef PREF_VALUE
 
-#if defined(XP_WIN) || defined(XP_MACOSX)
-# define PREF_VALUE true
-#else
-# define PREF_VALUE false
-#endif
 VARCACHE_PREF(
   "media.rdd-process.enabled",
    MediaRddProcessEnabled,
-  RelaxedAtomicBool, PREF_VALUE
+  RelaxedAtomicBool, false
 )
-#undef PREF_VALUE
 
 VARCACHE_PREF(
   "media.rdd-process.startup_timeout_ms",
@@ -1424,17 +1418,11 @@ VARCACHE_PREF(
 )
 
 // AV1
-#if defined(XP_WIN) || defined(XP_MACOSX)
-# define PREF_VALUE true
-#else
-# define PREF_VALUE false
-#endif
 VARCACHE_PREF(
   "media.av1.enabled",
    MediaAv1Enabled,
-  RelaxedAtomicBool, PREF_VALUE
+  RelaxedAtomicBool, false
 )
-#undef PREF_VALUE
 VARCACHE_PREF(
   "media.av1.use-dav1d",
    MediaAv1UseDav1d,

modules/libpref/init/all.js

@@ -642,11 +642,7 @@ pref("media.cubeb.sandbox", false);
 #endif
 
 #ifdef MOZ_AV1
-#if defined(XP_MACOSX) || defined(XP_WIN)
-pref("media.av1.enabled", true);
-#else
 pref("media.av1.enabled", false);
-#endif
 // Use libdav1d instead of libaom
 pref("media.av1.use-dav1d", false);
 #endif

testing/mochitest/mochitest_options.py

@@ -842,7 +842,6 @@ class MochitestArguments(ArgumentContainer):
             "tab": options.defaultLeakThreshold,
             # GMP rarely gets a log, but when it does, it leaks a little.
             "geckomediaplugin": 20000,
-            "rdd": 400,
         }
 
         # See the dependencies of bug 1401764.

testing/mozbase/mozleak/mozleak/leaklog.py

@@ -171,7 +171,7 @@ def process_leak_log(leak_log_file, leak_thresholds=None,
 
     # This list is based on kGeckoProcessTypeString. ipdlunittest processes likely
     # are not going to produce leak logs we will ever see.
-    knownProcessTypes = ["default", "plugin", "tab", "geckomediaplugin", "gpu", "rdd"]
+    knownProcessTypes = ["default", "plugin", "tab", "geckomediaplugin", "gpu"]
 
     for processType in knownProcessTypes:
         log.info("TEST-INFO | leakcheck | %s process: leak threshold set at %d bytes"