refactor: implement isRemoteModuleEnabled via getLastWebPreferences() (#19220)

lib/browser/rpc-server.js

@@ -241,11 +241,16 @@ const unwrapArgs = function (sender, frameId, contextId, args) {
   return args.map(metaToValue)
 }
 
+const isRemoteModuleEnabledImpl = function (contents) {
+  const webPreferences = contents.getLastWebPreferences() || {}
+  return !!webPreferences.enableRemoteModule
+}
+
 const isRemoteModuleEnabledCache = new WeakMap()
 
 const isRemoteModuleEnabled = function (contents) {
   if (!isRemoteModuleEnabledCache.has(contents)) {
-    isRemoteModuleEnabledCache.set(contents, contents._isRemoteModuleEnabled())
+    isRemoteModuleEnabledCache.set(contents, isRemoteModuleEnabledImpl(contents))
   }
 
   return isRemoteModuleEnabledCache.get(contents)

shell/browser/api/atom_api_web_contents.cc

@@ -2235,16 +2235,6 @@ v8::Local<v8::Value> WebContents::GetLastWebPreferences(
   return mate::ConvertToV8(isolate, *web_preferences->last_preference());
 }
 
-bool WebContents::IsRemoteModuleEnabled() const {
-  if (web_contents()->GetVisibleURL().SchemeIs("devtools")) {
-    return false;
-  }
-  if (auto* web_preferences = WebContentsPreferences::From(web_contents())) {
-    return web_preferences->IsRemoteModuleEnabled();
-  }
-  return true;
-}
-
 v8::Local<v8::Value> WebContents::GetOwnerBrowserWindow() const {
   if (owner_window())
     return BrowserWindow::From(isolate(), owner_window());
@@ -2453,7 +2443,6 @@ void WebContents::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("_getPreloadPaths", &WebContents::GetPreloadPaths)
       .SetMethod("getWebPreferences", &WebContents::GetWebPreferences)
       .SetMethod("getLastWebPreferences", &WebContents::GetLastWebPreferences)
-      .SetMethod("_isRemoteModuleEnabled", &WebContents::IsRemoteModuleEnabled)
       .SetMethod("getOwnerBrowserWindow", &WebContents::GetOwnerBrowserWindow)
       .SetMethod("inspectServiceWorker", &WebContents::InspectServiceWorker)
       .SetMethod("inspectSharedWorker", &WebContents::InspectSharedWorker)

shell/browser/api/atom_api_web_contents.h

@@ -291,8 +291,6 @@ class WebContents : public mate::TrackableObject<WebContents>,
   v8::Local<v8::Value> GetWebPreferences(v8::Isolate* isolate) const;
   v8::Local<v8::Value> GetLastWebPreferences(v8::Isolate* isolate) const;
 
-  bool IsRemoteModuleEnabled() const;
-
   // Returns the owner window.
   v8::Local<v8::Value> GetOwnerBrowserWindow() const;
 

shell/browser/atom_browser_client.cc

@@ -562,9 +562,6 @@ void AtomBrowserClient::AppendExtraCommandLineSwitches(
 
   content::WebContents* web_contents = GetWebContentsFromProcessID(process_id);
   if (web_contents) {
-    if (web_contents->GetVisibleURL().SchemeIs("devtools")) {
-      command_line->AppendSwitch(switches::kDisableRemoteModule);
-    }
     auto* web_preferences = WebContentsPreferences::From(web_contents);
     if (web_preferences)
       web_preferences->AppendCommandLineSwitches(

shell/browser/web_contents_preferences.cc

@@ -124,7 +124,6 @@ WebContentsPreferences::WebContentsPreferences(
   SetDefaultBoolIfUndefined(options::kWebviewTag, false);
   SetDefaultBoolIfUndefined(options::kSandbox, false);
   SetDefaultBoolIfUndefined(options::kNativeWindowOpen, false);
-  SetDefaultBoolIfUndefined(options::kEnableRemoteModule, true);
   SetDefaultBoolIfUndefined(options::kContextIsolation, false);
   SetDefaultBoolIfUndefined(options::kJavaScript, true);
   SetDefaultBoolIfUndefined(options::kImages, true);
@@ -171,6 +170,8 @@ WebContentsPreferences::~WebContentsPreferences() {
 }
 
 void WebContentsPreferences::SetDefaults() {
+  SetDefaultBoolIfUndefined(options::kEnableRemoteModule, true);
+
   if (IsEnabled(options::kSandbox)) {
     SetBool(options::kNativeWindowOpen, true);
   }
@@ -220,10 +221,6 @@ bool WebContentsPreferences::GetPreference(base::StringPiece name,
   return GetAsString(&preference_, name, value);
 }
 
-bool WebContentsPreferences::IsRemoteModuleEnabled() const {
-  return IsEnabled(options::kEnableRemoteModule, true);
-}
-
 bool WebContentsPreferences::GetPreloadPath(
     base::FilePath::StringType* path) const {
   DCHECK(path);
@@ -327,8 +324,8 @@ void WebContentsPreferences::AppendCommandLineSwitches(
   }
 
   // Whether to enable the remote module
-  if (!IsRemoteModuleEnabled())
-    command_line->AppendSwitch(switches::kDisableRemoteModule);
+  if (IsEnabled(options::kEnableRemoteModule))
+    command_line->AppendSwitch(switches::kEnableRemoteModule);
 
   // Run Electron APIs and preload script in isolated world
   if (IsEnabled(options::kContextIsolation))

shell/browser/web_contents_preferences.h

@@ -58,9 +58,6 @@ class WebContentsPreferences
   // Return true if the particular preference value exists.
   bool GetPreference(base::StringPiece name, std::string* value) const;
 
-  // Whether to enable the remote module
-  bool IsRemoteModuleEnabled() const;
-
   // Returns the preload script path.
   bool GetPreloadPath(base::FilePath::StringType* path) const;
 

shell/common/options_switches.cc

@@ -224,7 +224,7 @@ const char kBackgroundColor[] = "background-color";
 const char kPreloadScript[] = "preload";
 const char kPreloadScripts[] = "preload-scripts";
 const char kNodeIntegration[] = "node-integration";
-const char kDisableRemoteModule[] = "disable-remote-module";
+const char kEnableRemoteModule[] = "enable-remote-module";
 const char kContextIsolation[] = "context-isolation";
 const char kGuestInstanceID[] = "guest-instance-id";
 const char kOpenerID[] = "opener-id";

shell/common/options_switches.h

@@ -107,7 +107,7 @@ extern const char kBackgroundColor[];
 extern const char kPreloadScript[];
 extern const char kPreloadScripts[];
 extern const char kNodeIntegration[];
-extern const char kDisableRemoteModule[];
+extern const char kEnableRemoteModule[];
 extern const char kContextIsolation[];
 extern const char kGuestInstanceID[];
 extern const char kOpenerID[];

shell/renderer/renderer_client_base.cc

@@ -119,7 +119,7 @@ void RendererClientBase::DidCreateScriptContext(
 
   auto* command_line = base::CommandLine::ForCurrentProcess();
   bool enableRemoteModule =
-      !command_line->HasSwitch(switches::kDisableRemoteModule);
+      command_line->HasSwitch(switches::kEnableRemoteModule);
   global.SetHidden("enableRemoteModule", enableRemoteModule);
 }