Remove the "chromium" port name and --chromium platform option.

Review-Url: https://codereview.chromium.org/2398823002
Cr-Commit-Position: refs/heads/master@{#423677}

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/port/android.py

@@ -271,7 +271,7 @@ class AndroidPort(base.Port):
         self._operating_system = 'android'
         self._version = 'icecreamsandwich'
 
-        self._host_port = factory.PortFactory(host).get('chromium', **kwargs)
+        self._host_port = factory.PortFactory(host).get(**kwargs)
         self._server_process_constructor = self._android_server_process_constructor
 
         if not self.get_option('disable_breakpad'):

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/port/factory.py

@@ -41,11 +41,6 @@ def platform_options(use_globs=False):
                              const=('android*' if use_globs else 'android'),
                              help=('Alias for --platform=android*' if use_globs else 'Alias for --platform=android')),
 
-        # FIXME: Update run_webkit_tests.sh, any other callers to no longer pass --chromium, then remove this flag.
-        optparse.make_option('--chromium', action='store_const', dest='platform',
-                             const=('chromium*' if use_globs else 'chromium'),
-                             help=('Alias for --platform=chromium*' if use_globs else 'Alias for --platform=chromium')),
-
         optparse.make_option('--platform', action='store',
                              help=('Glob-style list of platform/ports to use (e.g., "mac*")'
                                    if use_globs else 'Platform to use (e.g., "mac-lion")')),
@@ -137,7 +132,7 @@ class PortFactory(object):
     def __init__(self, host):
         self._host = host
 
-    def _default_port(self, options):
+    def _default_port(self):
         platform = self._host.platform
         if platform.is_linux() or platform.is_freebsd():
             return 'linux'
@@ -152,15 +147,10 @@ class PortFactory(object):
         port_name is None, this routine attempts to guess at the most
         appropriate port on this platform.
         """
-        port_name = port_name or self._default_port(options)
+        port_name = port_name or self._default_port()
 
         _check_configuration_and_target(self._host.filesystem, options)
 
-        # FIXME(steveblock): There's no longer any need to pass '--platform
-        # chromium' on the command line so we can remove this logic.
-        if port_name == 'chromium':
-            port_name = self._host.platform.os_name
-
         if 'browser_test' in port_name:
             module_name, class_name = port_name.rsplit('.', 1)
             module = __import__(module_name, globals(), locals(), [], -1)