[DevTools] Prepare JavaScriptSourceFrame for multiple breakpoints per line

third_party/WebKit/LayoutTests/inspector/sources/debugger/live-edit.html

Index: third_party/WebKit/LayoutTests/inspector/sources/debugger/live-edit.html
diff --git a/third_party/WebKit/LayoutTests/inspector/sources/debugger/live-edit.html b/third_party/WebKit/LayoutTests/inspector/sources/debugger/live-edit.html
index de3682e0aa1c8b288660030c09d7024127d92808..526bd949e6424c18f23f6d440690db2476804239 100644
--- a/third_party/WebKit/LayoutTests/inspector/sources/debugger/live-edit.html
+++ b/third_party/WebKit/LayoutTests/inspector/sources/debugger/live-edit.html
@@ -113,7 +113,7 @@ function test()
 
             function didShowScriptSource(sourceFrame)
             {
-                InspectorTest.addSniffer(sourceFrame, "_addBreakpointDecoration", breakpointAdded);
+                InspectorTest.waitJavaScriptSourceFrameBreakpoints(sourceFrame).then(breakpointAdded);
                 InspectorTest.setBreakpoint(sourceFrame, 2, "", true);
             }
 
@@ -140,14 +140,10 @@ function test()
             function didShowScriptSource(sourceFrame)
             {
                 testSourceFrame = sourceFrame;
-                InspectorTest.addSniffer(sourceFrame, "_addBreakpointDecoration", uiBreakpointAdded);
+                InspectorTest.waitJavaScriptSourceFrameBreakpoints(testSourceFrame).then(breakpointAdded);
                 InspectorTest.setBreakpoint(sourceFrame, 3, "", true);
             }
 
-            function uiBreakpointAdded() {
-                InspectorTest.addSniffer(testSourceFrame, "_addBreakpointDecoration", breakpointAdded);
-            }
-
             function breakpointAdded()
             {
                 InspectorTest.waitUntilPaused(pausedInF);