4a71dcfd27
Most of the page_header blocks were removed by previous patches, but then brought back by regressions in Volumes and Data Processing. This patch removes those leftover page_header blocks, and removes a few templates that are not used in Horizon that were found during the process. Change-Id: Icbd03f0809a5c664b9b83f06bc398139c3de1184 Closes-Bug: 1436311