Remove --enable-strict-site-isolation

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright 2012 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 1272 matching lines @@
     switches::kEnablePreciseMemoryInfo,
     switches::kEnablePreferCompositingToLCDText,
     switches::kEnablePushMessagePayload,
     switches::kEnableRendererMojoChannel,
     switches::kEnableSeccompFilterSandbox,
     switches::kEnableSkiaBenchmarking,
     switches::kEnableSlimmingPaint,
     switches::kEnableSmoothScrolling,
     switches::kEnableStaleWhileRevalidate,
     switches::kEnableStatsTable,
-    switches::kEnableStrictSiteIsolation,
     switches::kEnableThreadedCompositing,
     switches::kEnableTouchDragDrop,
     switches::kEnableTouchEditing,
     switches::kEnableUnsafeES3APIs,
     switches::kEnableViewport,
     switches::kEnableViewportMeta,
     switches::kEnableVtune,
     switches::kEnableWebBluetooth,
     switches::kEnableWebGLDraftExtensions,
     switches::kEnableWebGLImageChromium,
@@ skipping 628 matching lines @@
 
 // static
 RenderProcessHost* RenderProcessHost::FromID(int render_process_id) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   return g_all_hosts.Get().Lookup(render_process_id);
 }
 
 // static
 bool RenderProcessHost::ShouldTryToUseExistingProcessHost(
     BrowserContext* browser_context, const GURL& url) {
-  // Experimental:
-  // If --enable-strict-site-isolation or --site-per-process is enabled, do not
-  // try to reuse renderer processes when over the limit.  (We could allow pages
-  // from the same site to share, if we knew what the given process was
-  // dedicated to.  Allowing no sharing is simpler for now.)  This may cause
-  // resource exhaustion issues if too many sites are open at once.
+  // If --site-per-process is enabled, do not try to reuse renderer processes
+  // when over the limit.  (We could allow pages from the same site to share, if
+  // we knew what the given process was dedicated to.  Allowing no sharing is
+  // simpler for now.)  This may cause resource exhaustion issues if too many
+  // sites are open at once.
   const base::CommandLine& command_line =
       *base::CommandLine::ForCurrentProcess();
-  if (command_line.HasSwitch(switches::kEnableStrictSiteIsolation) ||
-      command_line.HasSwitch(switches::kSitePerProcess))
+  if (command_line.HasSwitch(switches::kSitePerProcess))
     return false;
 
   if (run_renderer_in_process())
     return true;
 
   // NOTE: Sometimes it's necessary to create more render processes than
   //       GetMaxRendererProcessCount(), for instance when we want to create
   //       a renderer process for a browser context that has no existing
   //       renderers. This is OK in moderation, since the
   //       GetMaxRendererProcessCount() is conservative.
@@ skipping 538 matching lines @@
 void RenderProcessHostImpl::GetAudioOutputControllers(
     const GetAudioOutputControllersCallback& callback) const {
   audio_renderer_host()->GetOutputControllers(callback);
 }
 
 BluetoothDispatcherHost* RenderProcessHostImpl::GetBluetoothDispatcherHost() {
   return bluetooth_dispatcher_host_.get();
 }
 
 }  // namespace content