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Unified Diff: tools/telemetry/telemetry/internal/backends/chrome_inspector/memory_backend.py

Issue 1647513002: Delete tools/telemetry. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 11 months ago
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Index: tools/telemetry/telemetry/internal/backends/chrome_inspector/memory_backend.py
diff --git a/tools/telemetry/telemetry/internal/backends/chrome_inspector/memory_backend.py b/tools/telemetry/telemetry/internal/backends/chrome_inspector/memory_backend.py
deleted file mode 100644
index 430fe73667f49a1c799c47ddb0ab6f761d959fca..0000000000000000000000000000000000000000
--- a/tools/telemetry/telemetry/internal/backends/chrome_inspector/memory_backend.py
+++ /dev/null
@@ -1,95 +0,0 @@
-# Copyright 2015 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import json
-import logging
-import socket
-import traceback
-
-from telemetry.internal.backends.chrome_inspector import inspector_websocket
-from telemetry.internal.backends.chrome_inspector import websocket
-
-
-class MemoryTimeoutException(Exception):
- pass
-
-
-class MemoryUnrecoverableException(Exception):
- pass
-
-
-class MemoryUnexpectedResponseException(Exception):
- pass
-
-
-class MemoryBackend(object):
-
- def __init__(self, inspector_socket):
- self._inspector_websocket = inspector_socket
-
- def SetMemoryPressureNotificationsSuppressed(self, suppressed, timeout=30):
- """Enable/disable suppressing memory pressure notifications.
-
- Args:
- suppressed: If true, memory pressure notifications will be suppressed.
- timeout: The timeout in seconds.
-
- Raises:
- MemoryTimeoutException: If more than |timeout| seconds has passed
- since the last time any data is received.
- MemoryUnrecoverableException: If there is a websocket error.
- MemoryUnexpectedResponseException: If the response contains an error
- or does not contain the expected result.
- """
- self._SendMemoryRequest('setPressureNotificationsSuppressed',
- {'suppressed': suppressed}, timeout)
-
- def SimulateMemoryPressureNotification(self, pressure_level, timeout=30):
- """Simulate a memory pressure notification.
-
- Args:
- pressure level: The memory pressure level of the notification ('moderate'
- or 'critical').
- timeout: The timeout in seconds.
-
- Raises:
- MemoryTimeoutException: If more than |timeout| seconds has passed
- since the last time any data is received.
- MemoryUnrecoverableException: If there is a websocket error.
- MemoryUnexpectedResponseException: If the response contains an error
- or does not contain the expected result.
- """
- self._SendMemoryRequest('simulatePressureNotification',
- {'level': pressure_level}, timeout)
-
- def _SendMemoryRequest(self, command, params, timeout):
- method = 'Memory.%s' % command
- request = {
- 'method': method,
- 'params': params
- }
- try:
- response = self._inspector_websocket.SyncRequest(request, timeout)
- except websocket.WebSocketTimeoutException:
- raise MemoryTimeoutException(
- 'Exception raised while sending a %s request:\n%s' %
- (method, traceback.format_exc()))
- except (socket.error, websocket.WebSocketException,
- inspector_websocket.WebSocketDisconnected):
- raise MemoryUnrecoverableException(
- 'Exception raised while sending a %s request:\n%s' %
- (method, traceback.format_exc()))
-
- if 'error' in response:
- code = response['error']['code']
- if code == inspector_websocket.InspectorWebsocket.METHOD_NOT_FOUND_CODE:
- logging.warning(
- '%s DevTools method not supported by the browser' % method)
- else:
- raise MemoryUnexpectedResponseException(
- 'Inspector returned unexpected response for %s:\n%s' %
- (method, json.dumps(response, indent=2)))
-
- def Close(self):
- self._inspector_websocket = None

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