DevTools: 'Overrides' UI overlay obstructs page and element inspector

BUG=302862
R=vsevik@chromium.org

Review URL: https://codereview.chromium.org/40233006

git-svn-id: svn://svn.chromium.org/blink/trunk@160559 bbb929c8-8fbe-4397-9dbb-9b2b20218538
void InspectorResourceAgent::disable(ErrorString*)
{
    m_state->setBoolean(ResourceAgentState::resourceAgentEnabled, false);
    m_state->setString(ResourceAgentState::userAgentOverride, "");
    m_instrumentingAgents->setInspectorResourceAgent(0);
    m_resourcesData->clear();
}

void InspectorResourceAgent::disable(ErrorString*)
{
    m_state->setBoolean(ResourceAgentState::resourceAgentEnabled, false);
    m_state->setString(ResourceAgentState::userAgentOverride, "");
    m_instrumentingAgents->setInspectorResourceAgent(0);
    m_resourcesData->clear();
}
