Automation provider should send real windows messages to the window when simulating drags, rather than ChromeViews events. Sending ChromeViews events directly to the RootView means that capture isn't set up properly and some state relating to dragging isn't saved on the frame.
Automation provider should send real windows messages to the window when simulating drags, rather than ChromeViews events. Sending ChromeViews events directly to the RootView means that capture isn't set up properly and some state relating to dragging isn't saved on the frame.

B=1303306

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@258 0039d316-1c4b-4281-b951-d872f2087c98

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