Tests that the panel transitions to the overview view when navigating to an interstitial. Regression test for https://crbug.com/638601

Before selecting origin view:
<DIV jslog=Pane; context: security.main-view class=widget vbox security-main-view slot=main >
    <STYLE >
    </STYLE>
    <STYLE >
    </STYLE>
    <DIV class=security-summary >
        <DIV class=security-summary-section-title role=heading aria-level=1 >
Security overview
        </DIV>
        <DIV class=lock-spectrum >
            <DEVTOOLS-ICON role=presentation name=lock class=lock-icon lock-icon-secure title=Secure >
                <#document-fragment >
                    <STYLE >
                    </STYLE>
                    <SPAN style=--icon-url: var(--image-file-lock); >
                    </SPAN>
                </#document-fragment>
            </DEVTOOLS-ICON>
            <DEVTOOLS-ICON role=presentation name=indeterminate-question-box class=lock-icon lock-icon-neutral title=Info >
                <#document-fragment >
                    <STYLE >
                    </STYLE>
                    <SPAN style=--icon-url: var(--image-file-indeterminate-question-box); >
                    </SPAN>
                </#document-fragment>
            </DEVTOOLS-ICON>
            <DEVTOOLS-ICON role=presentation name=warning class=lock-icon lock-icon-insecure title=Not secure >
                <#document-fragment >
                    <STYLE >
                    </STYLE>
                    <SPAN style=--icon-url: var(--image-file-warning); >
                    </SPAN>
                </#document-fragment>
            </DEVTOOLS-ICON>
        </DIV>
        <DIV class=triangle-pointer-container >
            <DIV class=triangle-pointer-wrapper >
                <DIV class=triangle-pointer >
                </DIV>
            </DIV>
        </DIV>
        <DIV class=security-summary-text role=heading aria-level=2 >
        </DIV>
    </DIV>
    <DIV class=security-explanation-list security-explanations-main >
    </DIV>
    <DIV class=security-explanation-list security-explanations-extra >
    </DIV>
</DIV>
Panel on origin view before interstitial:
<DIV jslog=Pane; context: security.origin-view class=widget vbox security-origin-view slot=main >
    <STYLE >
    </STYLE>
    <STYLE >
    </STYLE>
    <DIV class=title-section >
        <DIV class=title-section-header role=heading aria-level=1 >
Origin
        </DIV>
        <DIV class=origin-display >
            <#comment >
            </#comment>
            <#comment >
            </#comment>
            <DEVTOOLS-ICON role=presentation name=warning class=security-property security-property-insecure >
                <#document-fragment >
                    <STYLE >
                    </STYLE>
                    <SPAN style=--icon-url: var(--image-file-warning); >
                    </SPAN>
                </#document-fragment>
            </DEVTOOLS-ICON>
            <#comment >
            </#comment>
            <SPAN class=highlighted-url >
                <SPAN class=url-scheme-insecure >
                    <#comment >
                    </#comment>
http
                </SPAN>
                <SPAN class=url-scheme-separator >
                    <#comment >
                    </#comment>
://
                </SPAN>
                <SPAN >
                    <#comment >
                    </#comment>
foo.test
                </SPAN>
            </SPAN>
            <#comment >
            </#comment>
        </DIV>
        <DIV class=view-network-button >
            <DEVTOOLS-BUTTON role=link jslog=Action; track: click; context: reveal-in-network >
View requests in Network panel
                <#document-fragment >
                    <#comment >
                    </#comment>
                    <STYLE >
                        <#comment >
                        </#comment>
                        <#comment >
                        </#comment>
                    </STYLE>
                    <BUTTON class=outlined >
                        <#comment >
                        </#comment>
                        <#comment >
                        </#comment>
                        <#comment >
                        </#comment>
                        <SLOT >
                        </SLOT>
                    </BUTTON>
                </#document-fragment>
            </DEVTOOLS-BUTTON>
        </DIV>
    </DIV>
    <DIV class=origin-view-section >
        <DIV class=origin-view-section-title role=heading aria-level=2 >
Not secure
        </DIV>
        <DIV >
Your connection to this origin isn’t secure.
        </DIV>
    </DIV>
</DIV>
After interstitial is shown:
<DIV jslog=Pane; context: security.main-view class=widget vbox security-main-view slot=main >
    <STYLE >
    </STYLE>
    <STYLE >
    </STYLE>
    <DIV class=security-summary >
        <DIV class=security-summary-section-title role=heading aria-level=1 >
Security overview
        </DIV>
        <DIV class=lock-spectrum >
            <DEVTOOLS-ICON role=presentation name=lock class=lock-icon lock-icon-secure title=Secure >
                <#document-fragment >
                    <STYLE >
                    </STYLE>
                    <SPAN style=--icon-url: var(--image-file-lock); >
                    </SPAN>
                </#document-fragment>
            </DEVTOOLS-ICON>
            <DEVTOOLS-ICON role=presentation name=indeterminate-question-box class=lock-icon lock-icon-neutral title=Info >
                <#document-fragment >
                    <STYLE >
                    </STYLE>
                    <SPAN style=--icon-url: var(--image-file-indeterminate-question-box); >
                    </SPAN>
                </#document-fragment>
            </DEVTOOLS-ICON>
            <DEVTOOLS-ICON role=presentation name=warning class=lock-icon lock-icon-insecure title=Not secure >
                <#document-fragment >
                    <STYLE >
                    </STYLE>
                    <SPAN style=--icon-url: var(--image-file-warning); >
                    </SPAN>
                </#document-fragment>
            </DEVTOOLS-ICON>
        </DIV>
        <DIV class=triangle-pointer-container >
            <DIV class=triangle-pointer-wrapper >
                <DIV class=triangle-pointer >
                </DIV>
            </DIV>
        </DIV>
        <DIV class=security-summary-text role=heading aria-level=2 >
        </DIV>
    </DIV>
    <DIV class=security-explanation-list security-explanations-main >
    </DIV>
    <DIV class=security-explanation-list security-explanations-extra >
    </DIV>
</DIV>