diff --git a/front_end/sdk/DebuggerModel.js b/front_end/sdk/DebuggerModel.js
index e3820707cc..829fd199d6 100644
--- a/front_end/sdk/DebuggerModel.js
+++ b/front_end/sdk/DebuggerModel.js
@@ -642,12 +642,13 @@ export class DebuggerModel extends SDKModel {
    * @param {?Protocol.Runtime.StackTrace} originStackTrace
    * @param {?number} codeOffset
    * @param {?string} scriptLanguage
+   * @param {?Protocol.Debugger.DebugSymbols} debugSymbols
    * @return {!Script}
    */
   _parsedScriptSource(
       scriptId, sourceURL, startLine, startColumn, endLine, endColumn, executionContextId, hash,
       executionContextAuxData, isLiveEdit, sourceMapURL, hasSourceURLComment, hasSyntaxError, length, originStackTrace,
-      codeOffset, scriptLanguage) {
+      codeOffset, scriptLanguage, debugSymbols) {
     if (this._scripts.has(scriptId)) {
       return this._scripts.get(scriptId);
     }
@@ -659,7 +660,7 @@ export class DebuggerModel extends SDKModel {
     const script = new Script(
         this, scriptId, sourceURL, startLine, startColumn, endLine, endColumn, executionContextId,
         this._internString(hash), isContentScript, isLiveEdit, sourceMapURL, hasSourceURLComment, length,
-        originStackTrace, codeOffset, scriptLanguage);
+        originStackTrace, codeOffset, scriptLanguage, debugSymbols);
     this._registerScript(script);
     this.dispatchEventToListeners(Events.ParsedScriptSource, script);
 
@@ -1108,15 +1109,16 @@ class DebuggerDispatcher {
    * @param {!Protocol.Runtime.StackTrace=} stackTrace
    * @param {number=} codeOffset
    * @param {string=} scriptLanguage
+   * @param {!Protocol.Debugger.DebugSymbols=} debugSymbols
    */
   scriptParsed(
       scriptId, sourceURL, startLine, startColumn, endLine, endColumn, executionContextId, hash,
       executionContextAuxData, isLiveEdit, sourceMapURL, hasSourceURL, isModule, length, stackTrace, codeOffset,
-      scriptLanguage) {
+      scriptLanguage, debugSymbols) {
     this._debuggerModel._parsedScriptSource(
         scriptId, sourceURL, startLine, startColumn, endLine, endColumn, executionContextId, hash,
         executionContextAuxData, !!isLiveEdit, sourceMapURL, !!hasSourceURL, false, length || 0, stackTrace || null,
-        codeOffset || null, scriptLanguage || null);
+        codeOffset || null, scriptLanguage || null, debugSymbols || null);
   }
 
   /**
@@ -1144,7 +1146,7 @@ class DebuggerDispatcher {
     this._debuggerModel._parsedScriptSource(
         scriptId, sourceURL, startLine, startColumn, endLine, endColumn, executionContextId, hash,
         executionContextAuxData, false, sourceMapURL, !!hasSourceURL, true, length || 0, stackTrace || null,
-        codeOffset || null, scriptLanguage || null);
+        codeOffset || null, scriptLanguage || null, null);
   }
 
   /**
diff --git a/front_end/sdk/Script.js b/front_end/sdk/Script.js
index d2b6b5e0ac..2b69e3e11d 100644
--- a/front_end/sdk/Script.js
+++ b/front_end/sdk/Script.js
@@ -54,10 +54,12 @@ export class Script {
    * @param {?Protocol.Runtime.StackTrace} originStackTrace
    * @param {?number} codeOffset
    * @param {?string} scriptLanguage
+   * @param {?Protocol.Debugger.DebugSymbols} debugSymbols
    */
   constructor(
       debuggerModel, scriptId, sourceURL, startLine, startColumn, endLine, endColumn, executionContextId, hash,
-      isContentScript, isLiveEdit, sourceMapURL, hasSourceURL, length, originStackTrace, codeOffset, scriptLanguage) {
+      isContentScript, isLiveEdit, sourceMapURL, hasSourceURL, length, originStackTrace, codeOffset, scriptLanguage,
+      debugSymbols) {
     /** @type {?string} */
     this._source;
 
@@ -74,6 +76,11 @@ export class Script {
     this._isContentScript = isContentScript;
     this._isLiveEdit = isLiveEdit;
     this.sourceMapURL = sourceMapURL;
+    if (!sourceMapURL && debugSymbols && debugSymbols.type === 'EmbeddedDWARF') {
+      // TODO(chromium:1064248) Remove this once we either drop gimli or support DebugSymbols all the way down.
+      this.sourceMapURL = 'wasm://dwarf';
+    }
+    this.debugSymbols = debugSymbols;
     this.hasSourceURL = hasSourceURL;
     this.contentLength = length;
     this._originalContentProvider = null;