Add frame ID to LayoutAnalyzer trace event

third_party/WebKit/Source/core/frame/FrameView.cpp

Index: third_party/WebKit/Source/core/frame/FrameView.cpp
diff --git a/third_party/WebKit/Source/core/frame/FrameView.cpp b/third_party/WebKit/Source/core/frame/FrameView.cpp
index 98694595bae6d8467bfcecff372341f523cf8255..193922f53f3ccdd123200f34c14647798fd3b715 100644
--- a/third_party/WebKit/Source/core/frame/FrameView.cpp
+++ b/third_party/WebKit/Source/core/frame/FrameView.cpp
@@ -839,6 +839,7 @@ PassOwnPtr<TracedValue> FrameView::analyzerCounters()
         return TracedValue::create();
     OwnPtr<TracedValue> value = m_analyzer->toTracedValue();
     value->setString("host", layoutView()->document().location()->host());
+    value->setString("frame", String::format("0x%" PRIxPTR, reinterpret_cast<uintptr_t>(m_frame.get())));
     return value.release();
 }