Index: third_party/WebKit/Source/devtools/front_end/sources/SourceMapNamesResolver.js |
diff --git a/third_party/WebKit/Source/devtools/front_end/sources/SourceMapNamesResolver.js b/third_party/WebKit/Source/devtools/front_end/sources/SourceMapNamesResolver.js |
index 4816c9f83ef28e20b2fde04ce917326b6fe04853..8afea79f178698d3d7ae88ad0ca797f6a2e10fd1 100644 |
--- a/third_party/WebKit/Source/devtools/front_end/sources/SourceMapNamesResolver.js |
+++ b/third_party/WebKit/Source/devtools/front_end/sources/SourceMapNamesResolver.js |
@@ -263,6 +263,8 @@ WebInspector.SourceMapNamesResolver._resolveExpression = function(callFrame, uiS |
return Promise.resolve(""); |
var script = rawLocation.script(); |
+ if (!script) |
+ return Promise.resolve(""); |
var sourceMap = WebInspector.debuggerWorkspaceBinding.sourceMapForScript(script); |
if (!sourceMap) |
return Promise.resolve(""); |