DevTools: remove InspectorTest.assert from inspector-protocol tests

LayoutTests/inspector-protocol/heap-profiler/heap-objects-tracking-expected.txt

Index: LayoutTests/inspector-protocol/heap-profiler/heap-objects-tracking-expected.txt
diff --git a/LayoutTests/inspector-protocol/heap-profiler/heap-objects-tracking-expected.txt b/LayoutTests/inspector-protocol/heap-profiler/heap-objects-tracking-expected.txt
index ce687ad155f63fc813fcbd1ed31950aa2fd0b7e6..24d7867dc763ab435b7f0621e2d87d07ce2bdf75 100644
--- a/LayoutTests/inspector-protocol/heap-profiler/heap-objects-tracking-expected.txt
+++ b/LayoutTests/inspector-protocol/heap-profiler/heap-objects-tracking-expected.txt
@@ -1,7 +1,27 @@
 Test that heap tracking actually reports data fragments.
 
 SUCCESS: tracking started
-SUCCESS: heapStatsUpdate arrived
-SUCCESS: lastSeenObjectId arrived
+HeapProfiler.heapStatsUpdate has params: true
+HeapProfiler.heapStatsUpdate has statsUpdate: true
+statsUpdate length is not zero: true
+statsUpdate length is a multiple of three: true
+statsUpdate: first fragmentIndex in first update: 0
+statsUpdate: total count of objects is not zero: true
+statsUpdate: total size of objects is not zero: true
+
+HeapProfiler.lastSeenObjectId has params: true
+HeapProfiler.lastSeenObjectId has params.lastSeenObjectId: true
+HeapProfiler.lastSeenObjectId has timestamp: true
+A heap stats fragment did arrive before HeapProfiler.lastSeenObjectId: true
+
+HeapProfiler.heapStatsUpdate has params: true
+HeapProfiler.lastSeenObjectId has params: true
+HeapProfiler.lastSeenObjectId has params.lastSeenObjectId: true
+HeapProfiler.lastSeenObjectId has timestamp: true
+A heap stats fragment did arrive before HeapProfiler.lastSeenObjectId: true
+
+HeapProfiler.heapStatsUpdate has params: true
+Number of heapStatsUpdate events >= numbrt of lastSeenObjectId events: true
+At least 2 lastSeenObjectId arrived: true
 SUCCESS: tracking stopped