[inspector] support for nested scheduled breaks

test/inspector/debugger/framework-nested-scheduled-break-expected.txt

Index: test/inspector/debugger/framework-nested-scheduled-break-expected.txt
diff --git a/test/inspector/debugger/framework-nested-scheduled-break-expected.txt b/test/inspector/debugger/framework-nested-scheduled-break-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a7ab22229ead53db57de6e7ea14f77432d236db2
--- /dev/null
+++ b/test/inspector/debugger/framework-nested-scheduled-break-expected.txt
@@ -0,0 +1,41 @@
+Checks nested scheduled break in framework code.
+break reason: framework-break
+break aux data: {
+  "data": "data for framework-break"
+}
+doFrameworkBreak (framework.js:20:2)
+doFrameworkWork (framework.js:15:2)
+frameworkCall (framework.js:9:2)
+testFunction (user.js:27:2)
+(anonymous) (expr.js:0:0)
+
+break reason: ambiguous
+break aux data: {
+  "reasons": [
+    {
+      "reason": "top-scheduled-break"
+    },
+    {
+      "reason": "top-framework-scheduled-break",
+      "auxData": {
+        "data": "data for top-framework-scheduled-break"
+      }
+    }
+  ]
+}
+callback (user.js:31:17)
+doFrameworkWork (framework.js:16:2)
+frameworkCall (framework.js:9:2)
+testFunction (user.js:27:2)
+(anonymous) (expr.js:0:0)
+
+break reason: user-break
+break aux data: {
+  "data": "data for user-break"
+}
+callback (user.js:32:2)
+doFrameworkWork (framework.js:16:2)
+frameworkCall (framework.js:9:2)
+testFunction (user.js:27:2)
+(anonymous) (expr.js:0:0)
+