DevTools: Do not allow JS frames on top of non-JS invocation events.

LayoutTests/inspector/tracing/timeline-js-callstacks-expected.txt

Index: LayoutTests/inspector/tracing/timeline-js-callstacks-expected.txt
diff --git a/LayoutTests/inspector/tracing/timeline-js-callstacks-expected.txt b/LayoutTests/inspector/tracing/timeline-js-callstacks-expected.txt
index fe7ab044bfa8bcbf13e58070e26ac6517c91cdf0..3ded0b0d66cfcb57a7a7a2821980b2c410c7dcd5 100644
--- a/LayoutTests/inspector/tracing/timeline-js-callstacks-expected.txt
+++ b/LayoutTests/inspector/tracing/timeline-js-callstacks-expected.txt
@@ -7,10 +7,7 @@ JSFrame: 219.875 / 8.155 a
 JSFrame: 219.875 / 8.155 b
 JSFrame: 219.875 / 0.125 c
 InvalidateLayout: 220.000 / 7.000 
-JSFrame: 220.125 / 0.550 c
 InvalidateLayout: 221.000 / 3.000 
-JSFrame: 222.000 / 0.588 f
-JSFrame: 222.000 / 0.588 g
 JSFrame: 227.125 / 0.905 e
 JSFrame: 227.125 / 0.905 g
 JSFrame: 230.000 / 0.833 f
@@ -29,35 +26,31 @@ Bottom-Up Chart: 40.000 @ 0.000
       y: 7.258 @ 0.000
         x: 7.258 @ 0.000
           FunctionCall: 7.258 @ 0.000
-    b: 5.987 @ 29.403
-      a: 5.987 @ 29.403
-        FunctionCall: 5.987 @ 29.403
-    g: 1.493 @ 35.390
-      e: 0.905 @ 35.390
-        b: 0.905 @ 35.390
-          a: 0.905 @ 35.390
-            FunctionCall: 0.905 @ 35.390
-      f: 0.588 @ 36.295
-        b: 0.588 @ 36.295
-          a: 0.588 @ 36.295
-            FunctionCall: 0.588 @ 36.295
-    c: 0.900 @ 36.883
-      b: 0.900 @ 36.883
-        a: 0.900 @ 36.883
-          FunctionCall: 0.900 @ 36.883
-    a: 0.833 @ 37.783
-      l: 0.833 @ 37.783
-        f: 0.833 @ 37.783
-          FunctionCall: 0.833 @ 37.783
-    w: 0.742 @ 38.616
-      z: 0.742 @ 38.616
-        FunctionCall: 0.742 @ 38.616
-          y: 0.742 @ 38.616
-            x: 0.742 @ 38.616
-              FunctionCall: 0.742 @ 38.616
-    y: 0.642 @ 39.358
-      x: 0.642 @ 39.358
-        FunctionCall: 0.642 @ 39.358
+    b: 7.125 @ 29.403
+      a: 7.125 @ 29.403
+        FunctionCall: 7.125 @ 29.403
+    g: 0.905 @ 36.528
+      e: 0.905 @ 36.528
+        b: 0.905 @ 36.528
+          a: 0.905 @ 36.528
+            FunctionCall: 0.905 @ 36.528
+    a: 0.833 @ 37.432
+      l: 0.833 @ 37.432
+        f: 0.833 @ 37.432
+          FunctionCall: 0.833 @ 37.432
+    w: 0.742 @ 38.265
+      z: 0.742 @ 38.265
+        FunctionCall: 0.742 @ 38.265
+          y: 0.742 @ 38.265
+            x: 0.742 @ 38.265
+              FunctionCall: 0.742 @ 38.265
+    y: 0.642 @ 39.007
+      x: 0.642 @ 39.007
+        FunctionCall: 0.642 @ 39.007
+    c: 0.351 @ 39.649
+      b: 0.351 @ 39.649
+        a: 0.351 @ 39.649
+          FunctionCall: 0.351 @ 39.649
   Loading: 0.000 @ 40.000
   Rendering: 0.000 @ 40.000
   Painting: 0.000 @ 40.000