Devtools Animations: Support multiple frames in the animation timeline

Source/core/frame/LocalDOMWindow.cpp

Index: Source/core/frame/LocalDOMWindow.cpp
diff --git a/Source/core/frame/LocalDOMWindow.cpp b/Source/core/frame/LocalDOMWindow.cpp
index 6f4e6ec346538fefab490d39a3bed0beb2a49eda..98b23edf796d77d07cca27146f8b44f9a4dbba16 100644
--- a/Source/core/frame/LocalDOMWindow.cpp
+++ b/Source/core/frame/LocalDOMWindow.cpp
@@ -376,6 +376,8 @@ PassRefPtrWillBeRawPtr<Document> LocalDOMWindow::installNewDocument(const String
     }
 
     frame()->selection().updateSecureKeyboardEntryIfActive();
+
+    InspectorInstrumentation::documentAttachedToFrame(frame());

[pfeldman, 2015/04/15 17:56:33]

I wonder if we could (ab)use the didClearDocumentOfWindowObject signal for this
purpose. Could you check if it does the trick?

[samli, 2015/04/16 01:37:37]

Worked.

     return m_document;
 }