Skip LATEX_USABLE guard for communication.pdf as the check is incorporated...

Skip LATEX_USABLE guard for communication.pdf as the check is incorporated into dune_add_latex_document.

[[Imported from SVN: r7405]]

doc/comm/CMakeLists.txt

@@ -5,9 +5,7 @@ target_link_libraries(poosc08_test "dunecommon")
 add_executable(indexset "indexset.cc")
 target_link_libraries(indexset "dunecommon")
 add_dune_mpi_flags("poosc08;poosc08_test;indexset")
-if(LATEX_USABLE)
-  dune_add_latex_document(communication.tex FATHER_TARGET doc
-    BIBFILES communication.bib DEFAULT_SAFEPDF INPUTS poosc08_test.cc
-    IMAGE_DIRS figures)
-  create_doc_install(${CMAKE_CURRENT_BINARY_DIR}/communication.pdf ${CMAKE_INSTALL_DOCDIR}/comm communication_safepdf)
-endif(LATEX_USABLE)
+dune_add_latex_document(communication.tex FATHER_TARGET doc
+  BIBFILES communication.bib DEFAULT_SAFEPDF INPUTS poosc08_test.cc
+  IMAGE_DIRS figures)
+create_doc_install(${CMAKE_CURRENT_BINARY_DIR}/communication.pdf ${CMAKE_INSTALL_DOCDIR}/comm communication_safepdf)