remove unnecessary database creation for Travis build

.travis.yml

@@ -23,13 +23,7 @@ install:
   - composer update --prefer-source
 
 before_script:
-  - sh -c "if [ '$DB' = 'pgsql' ]; then psql -c 'DROP DATABASE IF EXISTS doctrine_tests;' -U postgres; fi"
-  - sh -c "if [ '$DB' = 'pgsql' ]; then psql -c 'DROP DATABASE IF EXISTS doctrine_tests_tmp;' -U postgres; fi"
-  - sh -c "if [ '$DB' = 'pgsql' ]; then psql -c 'create database doctrine_tests;' -U postgres; fi"
-  - sh -c "if [ '$DB' = 'pgsql' ]; then psql -c 'create database doctrine_tests_tmp;' -U postgres; fi"
   - sh -c "if [ '$DB' = 'pgsql' ]; then sudo service postgresql stop; sudo service postgresql start $POSTGRESQL_VERSION; fi"
-  - sh -c "if [ '$DB' = 'mysql' ]; then mysql -e 'create database IF NOT EXISTS doctrine_tests_tmp;create database IF NOT EXISTS doctrine_tests;'; fi"
-  - sh -c "if [ '$DB' = 'mysqli' ]; then mysql -e 'create database IF NOT EXISTS doctrine_tests_tmp;create database IF NOT EXISTS doctrine_tests;'; fi"
 
 script: ./vendor/bin/phpunit --configuration tests/travis/$DB.travis.xml
 

tests/travis/mysql.travis.xml

@@ -12,7 +12,6 @@
         <var name="tmpdb_host" value="localhost" />
         <var name="tmpdb_username" value="travis" />
         <var name="tmpdb_password" value="" />
-        <var name="tmpdb_name" value="doctrine_tests_tmp" />
         <var name="tmpdb_port" value="3306"/>
     </php>
 

tests/travis/mysqli.travis.xml

@@ -12,7 +12,6 @@
         <var name="tmpdb_host" value="localhost" />
         <var name="tmpdb_username" value="travis" />
         <var name="tmpdb_password" value="" />
-        <var name="tmpdb_name" value="doctrine_tests_tmp" />
         <var name="tmpdb_port" value="3306"/>
     </php>