Add the plugins dir to LD_LIBRARY_PATH so that multiple-library components can find their secondary libs. Bug #58022 a=blizzard@mozilla.org

build/unix/run-mozilla.sh

@@ -343,7 +343,7 @@ MOZILLA_FIVE_HOME=$MOZ_DIST_BIN
 #
 ##
 ## Set LD_LIBRARY_PATH
-LD_LIBRARY_PATH=${MOZ_DIST_BIN}${LD_LIBRARY_PATH+":$LD_LIBRARY_PATH"}
+LD_LIBRARY_PATH=${MOZ_DIST_BIN}:${MOZ_DIST_BIN}/plugins${LD_LIBRARY_PATH+":$LD_LIBRARY_PATH"}
 #
 ## Set SHLIB_PATH for HPUX
 SHLIB_PATH=${MOZ_DIST_BIN}${SHLIB_PATH+":$SHLIB_PATH"}