First pass android support in bisect script.

tools/run-bisect-perf-regression.py

Index: tools/run-bisect-perf-regression.py
diff --git a/tools/run-bisect-perf-regression.py b/tools/run-bisect-perf-regression.py
index 42e27a3941fd23eb63df8ec5a0a5b60803b009b3..77f1748d2d30b6079fd2cbe8a193d36ba4fbcfcc 100755
--- a/tools/run-bisect-perf-regression.py
+++ b/tools/run-bisect-perf-regression.py
@@ -81,10 +81,7 @@ def RunBisectionScript(config, working_directory, path_to_file, path_to_goma):
   if config['max_time_minutes']:
     cmd.extend(['--repeat_test_max_time', config['max_time_minutes']])
 
-  if os.name == 'nt':
-    cmd.extend(['--build_preference', 'ninja'])
-  else:
-    cmd.extend(['--build_preference', 'make'])
+  cmd.extend(['--build_preference', 'ninja'])
 
   if '--browser=cros' in config['command']:
     cmd.extend(['--target_platform', 'cros'])
@@ -98,6 +95,9 @@ def RunBisectionScript(config, working_directory, path_to_file, path_to_goma):
       print
       return 1
 
+  if '--browser=android' in config['command']:
+    cmd.extend(['--target_platform', 'android'])
+
   goma_file = ''
   if path_to_goma:
     path_to_goma = os.path.abspath(path_to_goma)