Revert of [Android] Add a configurable environment for devil/. (RELAND 2)

build/android/devil/android/sdk/adb_wrapper.py

Index: build/android/devil/android/sdk/adb_wrapper.py
diff --git a/build/android/devil/android/sdk/adb_wrapper.py b/build/android/devil/android/sdk/adb_wrapper.py
index c184c77acb82dedbd3a37e03853ca911e2df8ca7..3ab7ddc096a9dad266c15a48df30e2ced45ed4d4 100644
--- a/build/android/devil/android/sdk/adb_wrapper.py
+++ b/build/android/devil/android/sdk/adb_wrapper.py
@@ -14,15 +14,11 @@
 import os
 import re
 
-from devil import devil_env
 from devil.android import decorators
 from devil.android import device_errors
 from devil.utils import cmd_helper
-from devil.utils import lazy
 from devil.utils import timeout_retry
-
-with devil_env.SysPath(devil_env.CATAPULT_BASE_PATH):
-  from catapult_base import dependency_manager # pylint: disable=import-error
+from pylib import constants
 
 
 _DEFAULT_TIMEOUT = 30
@@ -46,29 +42,12 @@
     raise IOError(errno.ENOENT, os.strerror(errno.ENOENT), path)
 
 
-def _FindAdb():
-  try:
-    return devil_env.config.LocalPath('adb')
-  except dependency_manager.NoPathFoundError:
-    pass
-
-  try:
-    return os.path.join(devil_env.config.LocalPath('android_sdk'),
-                        'platform-tools', 'adb')
-  except dependency_manager.NoPathFoundError:
-    pass
-
-  return devil_env.config.FetchPath('adb')
-
-
 DeviceStat = collections.namedtuple('DeviceStat',
                                     ['st_mode', 'st_size', 'st_time'])
 
 
 class AdbWrapper(object):
   """A wrapper around a local Android Debug Bridge executable."""
-
-  _adb_path = lazy.WeakConstant(_FindAdb)
 
   def __init__(self, device_serial):
     """Initializes the AdbWrapper.
@@ -80,21 +59,19 @@
       raise ValueError('A device serial must be specified')
     self._device_serial = str(device_serial)
 
-  @classmethod
-  def GetAdbPath(cls):
-    return cls._adb_path.read()
-
+  # pylint: disable=unused-argument
   @classmethod
   def _BuildAdbCmd(cls, args, device_serial, cpu_affinity=None):
     if cpu_affinity is not None:
       cmd = ['taskset', '-c', str(cpu_affinity)]
     else:
       cmd = []
-    cmd.append(cls.GetAdbPath())
+    cmd.append(constants.GetAdbPath())
     if device_serial is not None:
       cmd.extend(['-s', device_serial])
     cmd.extend(args)
     return cmd
+  # pylint: enable=unused-argument
 
   # pylint: disable=unused-argument
   @classmethod