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<html><head><title>Python: module telemetry.internal.backends.chrome.extension_backend</title>
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<font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong><a href="telemetry.html"><font color="#ffffff">telemetry</font></a>.<a href="telemetry.internal.html"><font color="#ffffff">internal</font></a>.<a href="telemetry.internal.backends.html"><font color="#ffffff">backends</font></a>.<a href="telemetry.internal.backends.chrome.html"><font color="#ffffff">chrome</font></a>.extension_backend</strong></big></big></font></td
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><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="../telemetry/internal/backends/chrome/extension_backend.py">telemetry/internal/backends/chrome/extension_backend.py</a></font></td></tr></table>
<p><tt>#&nbsp;Copyright&nbsp;2014&nbsp;The&nbsp;Chromium&nbsp;Authors.&nbsp;All&nbsp;rights&nbsp;reserved.<br>
#&nbsp;Use&nbsp;of&nbsp;this&nbsp;source&nbsp;code&nbsp;is&nbsp;governed&nbsp;by&nbsp;a&nbsp;BSD-style&nbsp;license&nbsp;that&nbsp;can&nbsp;be<br>
#&nbsp;found&nbsp;in&nbsp;the&nbsp;LICENSE&nbsp;file.</tt></p>
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<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Modules</strong></big></font></td></tr>
<tr><td bgcolor="#aa55cc"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
<td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="collections.html">collections</a><br>
</td><td width="25%" valign=top><a href="telemetry.internal.browser.extension_page.html">telemetry.internal.browser.extension_page</a><br>
</td><td width="25%" valign=top><a href="telemetry.internal.backends.chrome_inspector.inspector_backend_list.html">telemetry.internal.backends.chrome_inspector.inspector_backend_list</a><br>
</td><td width="25%" valign=top></td></tr></table></td></tr></table><p>
<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#ee77aa">
<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
<tr><td bgcolor="#ee77aa"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
<td width="100%"><dl>
<dt><font face="helvetica, arial"><a href="_abcoll.html#Mapping">_abcoll.Mapping</a>(<a href="_abcoll.html#Sized">_abcoll.Sized</a>, <a href="_abcoll.html#Iterable">_abcoll.Iterable</a>, <a href="_abcoll.html#Container">_abcoll.Container</a>)
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="telemetry.internal.backends.chrome.extension_backend.html#ExtensionBackendDict">ExtensionBackendDict</a>
</font></dt></dl>
</dd>
<dt><font face="helvetica, arial"><a href="telemetry.internal.backends.chrome_inspector.inspector_backend_list.html#InspectorBackendList">telemetry.internal.backends.chrome_inspector.inspector_backend_list.InspectorBackendList</a>(<a href="_abcoll.html#Sequence">_abcoll.Sequence</a>)
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="telemetry.internal.backends.chrome.extension_backend.html#ExtensionBackendList">ExtensionBackendList</a>
</font></dt></dl>
</dd>
</dl>
<p>
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<tr bgcolor="#ffc8d8">
<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#000000" face="helvetica, arial"><a name="ExtensionBackendDict">class <strong>ExtensionBackendDict</strong></a>(<a href="_abcoll.html#Mapping">_abcoll.Mapping</a>)</font></td></tr>
<tr bgcolor="#ffc8d8"><td rowspan=2><tt>&nbsp;&nbsp;&nbsp;</tt></td>
<td colspan=2><tt>A&nbsp;dynamic&nbsp;mapping&nbsp;of&nbsp;extension_id&nbsp;to&nbsp;extension_page.ExtensionPages.<br>&nbsp;</tt></td></tr>
<tr><td>&nbsp;</td>
<td width="100%"><dl><dt>Method resolution order:</dt>
<dd><a href="telemetry.internal.backends.chrome.extension_backend.html#ExtensionBackendDict">ExtensionBackendDict</a></dd>
<dd><a href="_abcoll.html#Mapping">_abcoll.Mapping</a></dd>
<dd><a href="_abcoll.html#Sized">_abcoll.Sized</a></dd>
<dd><a href="_abcoll.html#Iterable">_abcoll.Iterable</a></dd>
<dd><a href="_abcoll.html#Container">_abcoll.Container</a></dd>
<dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
</dl>
<hr>
Methods defined here:<br>
<dl><dt><a name="ExtensionBackendDict-ContextIdToExtensionId"><strong>ContextIdToExtensionId</strong></a>(self, context_id)</dt></dl>
<dl><dt><a name="ExtensionBackendDict-__getitem__"><strong>__getitem__</strong></a>(self, extension_id)</dt></dl>
<dl><dt><a name="ExtensionBackendDict-__init__"><strong>__init__</strong></a>(self, browser_backend)</dt></dl>
<dl><dt><a name="ExtensionBackendDict-__iter__"><strong>__iter__</strong></a>(self)</dt></dl>
<dl><dt><a name="ExtensionBackendDict-__len__"><strong>__len__</strong></a>(self)</dt></dl>
<hr>
Data and other attributes defined here:<br>
<dl><dt><strong>__abstractmethods__</strong> = frozenset([])</dl>
<hr>
Methods inherited from <a href="_abcoll.html#Mapping">_abcoll.Mapping</a>:<br>
<dl><dt><a name="ExtensionBackendDict-__contains__"><strong>__contains__</strong></a>(self, key)</dt></dl>
<dl><dt><a name="ExtensionBackendDict-__eq__"><strong>__eq__</strong></a>(self, other)</dt></dl>
<dl><dt><a name="ExtensionBackendDict-__ne__"><strong>__ne__</strong></a>(self, other)</dt></dl>
<dl><dt><a name="ExtensionBackendDict-get"><strong>get</strong></a>(self, key, default<font color="#909090">=None</font>)</dt><dd><tt>D.<a href="#ExtensionBackendDict-get">get</a>(k[,d])&nbsp;-&gt;&nbsp;D[k]&nbsp;if&nbsp;k&nbsp;in&nbsp;D,&nbsp;else&nbsp;d.&nbsp;&nbsp;d&nbsp;defaults&nbsp;to&nbsp;None.</tt></dd></dl>
<dl><dt><a name="ExtensionBackendDict-items"><strong>items</strong></a>(self)</dt><dd><tt>D.<a href="#ExtensionBackendDict-items">items</a>()&nbsp;-&gt;&nbsp;list&nbsp;of&nbsp;D's&nbsp;(key,&nbsp;value)&nbsp;pairs,&nbsp;as&nbsp;2-tuples</tt></dd></dl>
<dl><dt><a name="ExtensionBackendDict-iteritems"><strong>iteritems</strong></a>(self)</dt><dd><tt>D.<a href="#ExtensionBackendDict-iteritems">iteritems</a>()&nbsp;-&gt;&nbsp;an&nbsp;iterator&nbsp;over&nbsp;the&nbsp;(key,&nbsp;value)&nbsp;items&nbsp;of&nbsp;D</tt></dd></dl>
<dl><dt><a name="ExtensionBackendDict-iterkeys"><strong>iterkeys</strong></a>(self)</dt><dd><tt>D.<a href="#ExtensionBackendDict-iterkeys">iterkeys</a>()&nbsp;-&gt;&nbsp;an&nbsp;iterator&nbsp;over&nbsp;the&nbsp;keys&nbsp;of&nbsp;D</tt></dd></dl>
<dl><dt><a name="ExtensionBackendDict-itervalues"><strong>itervalues</strong></a>(self)</dt><dd><tt>D.<a href="#ExtensionBackendDict-itervalues">itervalues</a>()&nbsp;-&gt;&nbsp;an&nbsp;iterator&nbsp;over&nbsp;the&nbsp;values&nbsp;of&nbsp;D</tt></dd></dl>
<dl><dt><a name="ExtensionBackendDict-keys"><strong>keys</strong></a>(self)</dt><dd><tt>D.<a href="#ExtensionBackendDict-keys">keys</a>()&nbsp;-&gt;&nbsp;list&nbsp;of&nbsp;D's&nbsp;keys</tt></dd></dl>
<dl><dt><a name="ExtensionBackendDict-values"><strong>values</strong></a>(self)</dt><dd><tt>D.<a href="#ExtensionBackendDict-values">values</a>()&nbsp;-&gt;&nbsp;list&nbsp;of&nbsp;D's&nbsp;values</tt></dd></dl>
<hr>
Data and other attributes inherited from <a href="_abcoll.html#Mapping">_abcoll.Mapping</a>:<br>
<dl><dt><strong>__hash__</strong> = None</dl>
<hr>
Class methods inherited from <a href="_abcoll.html#Sized">_abcoll.Sized</a>:<br>
<dl><dt><a name="ExtensionBackendDict-__subclasshook__"><strong>__subclasshook__</strong></a>(cls, C)<font color="#909090"><font face="helvetica, arial"> from <a href="abc.html#ABCMeta">abc.ABCMeta</a></font></font></dt></dl>
<hr>
Data descriptors inherited from <a href="_abcoll.html#Sized">_abcoll.Sized</a>:<br>
<dl><dt><strong>__dict__</strong></dt>
<dd><tt>dictionary&nbsp;for&nbsp;instance&nbsp;variables&nbsp;(if&nbsp;defined)</tt></dd>
</dl>
<dl><dt><strong>__weakref__</strong></dt>
<dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
</dl>
<hr>
Data and other attributes inherited from <a href="_abcoll.html#Sized">_abcoll.Sized</a>:<br>
<dl><dt><strong>__metaclass__</strong> = &lt;class 'abc.ABCMeta'&gt;<dd><tt>Metaclass&nbsp;for&nbsp;defining&nbsp;Abstract&nbsp;Base&nbsp;Classes&nbsp;(ABCs).<br>
&nbsp;<br>
Use&nbsp;this&nbsp;metaclass&nbsp;to&nbsp;create&nbsp;an&nbsp;ABC.&nbsp;&nbsp;An&nbsp;ABC&nbsp;can&nbsp;be&nbsp;subclassed<br>
directly,&nbsp;and&nbsp;then&nbsp;acts&nbsp;as&nbsp;a&nbsp;mix-in&nbsp;class.&nbsp;&nbsp;You&nbsp;can&nbsp;also&nbsp;register<br>
unrelated&nbsp;concrete&nbsp;classes&nbsp;(even&nbsp;built-in&nbsp;classes)&nbsp;and&nbsp;unrelated<br>
ABCs&nbsp;as&nbsp;'virtual&nbsp;subclasses'&nbsp;--&nbsp;these&nbsp;and&nbsp;their&nbsp;descendants&nbsp;will<br>
be&nbsp;considered&nbsp;subclasses&nbsp;of&nbsp;the&nbsp;registering&nbsp;ABC&nbsp;by&nbsp;the&nbsp;built-in<br>
issubclass()&nbsp;function,&nbsp;but&nbsp;the&nbsp;registering&nbsp;ABC&nbsp;won't&nbsp;show&nbsp;up&nbsp;in<br>
their&nbsp;MRO&nbsp;(Method&nbsp;Resolution&nbsp;Order)&nbsp;nor&nbsp;will&nbsp;method<br>
implementations&nbsp;defined&nbsp;by&nbsp;the&nbsp;registering&nbsp;ABC&nbsp;be&nbsp;callable&nbsp;(not<br>
even&nbsp;via&nbsp;super()).</tt></dl>
</td></tr></table> <p>
<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#ffc8d8">
<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#000000" face="helvetica, arial"><a name="ExtensionBackendList">class <strong>ExtensionBackendList</strong></a>(<a href="telemetry.internal.backends.chrome_inspector.inspector_backend_list.html#InspectorBackendList">telemetry.internal.backends.chrome_inspector.inspector_backend_list.InspectorBackendList</a>)</font></td></tr>
<tr bgcolor="#ffc8d8"><td rowspan=2><tt>&nbsp;&nbsp;&nbsp;</tt></td>
<td colspan=2><tt>A&nbsp;dynamic&nbsp;sequence&nbsp;of&nbsp;extension_page.ExtensionPages.<br>&nbsp;</tt></td></tr>
<tr><td>&nbsp;</td>
<td width="100%"><dl><dt>Method resolution order:</dt>
<dd><a href="telemetry.internal.backends.chrome.extension_backend.html#ExtensionBackendList">ExtensionBackendList</a></dd>
<dd><a href="telemetry.internal.backends.chrome_inspector.inspector_backend_list.html#InspectorBackendList">telemetry.internal.backends.chrome_inspector.inspector_backend_list.InspectorBackendList</a></dd>
<dd><a href="_abcoll.html#Sequence">_abcoll.Sequence</a></dd>
<dd><a href="_abcoll.html#Sized">_abcoll.Sized</a></dd>
<dd><a href="_abcoll.html#Iterable">_abcoll.Iterable</a></dd>
<dd><a href="_abcoll.html#Container">_abcoll.Container</a></dd>
<dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
</dl>
<hr>
Methods defined here:<br>
<dl><dt><a name="ExtensionBackendList-CreateWrapper"><strong>CreateWrapper</strong></a>(self, inspector_backend)</dt></dl>
<dl><dt><a name="ExtensionBackendList-ShouldIncludeContext"><strong>ShouldIncludeContext</strong></a>(self, context)</dt></dl>
<dl><dt><a name="ExtensionBackendList-__init__"><strong>__init__</strong></a>(self, browser_backend)</dt></dl>
<hr>
Data and other attributes defined here:<br>
<dl><dt><strong>__abstractmethods__</strong> = frozenset([])</dl>
<hr>
Methods inherited from <a href="telemetry.internal.backends.chrome_inspector.inspector_backend_list.html#InspectorBackendList">telemetry.internal.backends.chrome_inspector.inspector_backend_list.InspectorBackendList</a>:<br>
<dl><dt><a name="ExtensionBackendList-GetBackendFromContextId"><strong>GetBackendFromContextId</strong></a>(self, context_id)</dt></dl>
<dl><dt><a name="ExtensionBackendList-GetContextInfo"><strong>GetContextInfo</strong></a>(self, context_id)</dt></dl>
<dl><dt><a name="ExtensionBackendList-GetTabById"><strong>GetTabById</strong></a>(self, identifier)</dt></dl>
<dl><dt><a name="ExtensionBackendList-IterContextIds"><strong>IterContextIds</strong></a>(self)</dt></dl>
<dl><dt><a name="ExtensionBackendList-__getitem__"><strong>__getitem__</strong></a>(self, index)</dt><dd><tt>#&nbsp;TODO(nednguyen):&nbsp;Remove&nbsp;this&nbsp;method&nbsp;and&nbsp;turn&nbsp;inspector_backend_list&nbsp;API&nbsp;to<br>
#&nbsp;dictionary-like&nbsp;API&nbsp;(crbug.com/398467)</tt></dd></dl>
<dl><dt><a name="ExtensionBackendList-__iter__"><strong>__iter__</strong></a>(self)</dt></dl>
<dl><dt><a name="ExtensionBackendList-__len__"><strong>__len__</strong></a>(self)</dt></dl>
<hr>
Data descriptors inherited from <a href="telemetry.internal.backends.chrome_inspector.inspector_backend_list.html#InspectorBackendList">telemetry.internal.backends.chrome_inspector.inspector_backend_list.InspectorBackendList</a>:<br>
<dl><dt><strong>app</strong></dt>
</dl>
<hr>
Methods inherited from <a href="_abcoll.html#Sequence">_abcoll.Sequence</a>:<br>
<dl><dt><a name="ExtensionBackendList-__contains__"><strong>__contains__</strong></a>(self, value)</dt></dl>
<dl><dt><a name="ExtensionBackendList-__reversed__"><strong>__reversed__</strong></a>(self)</dt></dl>
<dl><dt><a name="ExtensionBackendList-count"><strong>count</strong></a>(self, value)</dt><dd><tt>S.<a href="#ExtensionBackendList-count">count</a>(value)&nbsp;-&gt;&nbsp;integer&nbsp;--&nbsp;return&nbsp;number&nbsp;of&nbsp;occurrences&nbsp;of&nbsp;value</tt></dd></dl>
<dl><dt><a name="ExtensionBackendList-index"><strong>index</strong></a>(self, value)</dt><dd><tt>S.<a href="#ExtensionBackendList-index">index</a>(value)&nbsp;-&gt;&nbsp;integer&nbsp;--&nbsp;return&nbsp;first&nbsp;index&nbsp;of&nbsp;value.<br>
Raises&nbsp;ValueError&nbsp;if&nbsp;the&nbsp;value&nbsp;is&nbsp;not&nbsp;present.</tt></dd></dl>
<hr>
Class methods inherited from <a href="_abcoll.html#Sized">_abcoll.Sized</a>:<br>
<dl><dt><a name="ExtensionBackendList-__subclasshook__"><strong>__subclasshook__</strong></a>(cls, C)<font color="#909090"><font face="helvetica, arial"> from <a href="abc.html#ABCMeta">abc.ABCMeta</a></font></font></dt></dl>
<hr>
Data descriptors inherited from <a href="_abcoll.html#Sized">_abcoll.Sized</a>:<br>
<dl><dt><strong>__dict__</strong></dt>
<dd><tt>dictionary&nbsp;for&nbsp;instance&nbsp;variables&nbsp;(if&nbsp;defined)</tt></dd>
</dl>
<dl><dt><strong>__weakref__</strong></dt>
<dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
</dl>
<hr>
Data and other attributes inherited from <a href="_abcoll.html#Sized">_abcoll.Sized</a>:<br>
<dl><dt><strong>__metaclass__</strong> = &lt;class 'abc.ABCMeta'&gt;<dd><tt>Metaclass&nbsp;for&nbsp;defining&nbsp;Abstract&nbsp;Base&nbsp;Classes&nbsp;(ABCs).<br>
&nbsp;<br>
Use&nbsp;this&nbsp;metaclass&nbsp;to&nbsp;create&nbsp;an&nbsp;ABC.&nbsp;&nbsp;An&nbsp;ABC&nbsp;can&nbsp;be&nbsp;subclassed<br>
directly,&nbsp;and&nbsp;then&nbsp;acts&nbsp;as&nbsp;a&nbsp;mix-in&nbsp;class.&nbsp;&nbsp;You&nbsp;can&nbsp;also&nbsp;register<br>
unrelated&nbsp;concrete&nbsp;classes&nbsp;(even&nbsp;built-in&nbsp;classes)&nbsp;and&nbsp;unrelated<br>
ABCs&nbsp;as&nbsp;'virtual&nbsp;subclasses'&nbsp;--&nbsp;these&nbsp;and&nbsp;their&nbsp;descendants&nbsp;will<br>
be&nbsp;considered&nbsp;subclasses&nbsp;of&nbsp;the&nbsp;registering&nbsp;ABC&nbsp;by&nbsp;the&nbsp;built-in<br>
issubclass()&nbsp;function,&nbsp;but&nbsp;the&nbsp;registering&nbsp;ABC&nbsp;won't&nbsp;show&nbsp;up&nbsp;in<br>
their&nbsp;MRO&nbsp;(Method&nbsp;Resolution&nbsp;Order)&nbsp;nor&nbsp;will&nbsp;method<br>
implementations&nbsp;defined&nbsp;by&nbsp;the&nbsp;registering&nbsp;ABC&nbsp;be&nbsp;callable&nbsp;(not<br>
even&nbsp;via&nbsp;super()).</tt></dl>
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