Telemetry: Build symfs for Android VTune profiler

tools/telemetry/telemetry/core/platform/profiler/android_profiling_helper_unittest.py

Index: tools/telemetry/telemetry/core/platform/profiler/android_profiling_helper_unittest.py
diff --git a/tools/telemetry/telemetry/core/platform/profiler/android_profiling_helper_unittest.py b/tools/telemetry/telemetry/core/platform/profiler/android_profiling_helper_unittest.py
index c75176221e25a38f9bafed8e9124cda85382532d..5a23dbb92a84892d6c9a0f15527b7347d94991d7 100644
--- a/tools/telemetry/telemetry/core/platform/profiler/android_profiling_helper_unittest.py
+++ b/tools/telemetry/telemetry/core/platform/profiler/android_profiling_helper_unittest.py
@@ -3,6 +3,7 @@
 # found in the LICENSE file.
 import glob
 import os
+import pickle
 import re
 import shutil
 import tempfile
@@ -63,6 +64,37 @@ class TestAndroidProfilingHelper(tab_test_case.TabTestCase):
       android_profiling_helper.subprocess = real_subprocess
 
   @test.Enabled('android')
+  def testGetRequiredLibrariesForVTuneProfile(self):
+    vtune_db_output = os.path.join(
+        util.GetUnittestDataDir(), 'sample_vtune_db_output')
+    with open(vtune_db_output, 'rb') as f:
+      vtune_db_output = pickle.load(f)
+
+    mock_cursor = simple_mock.MockObject()
+    mock_cursor.ExpectCall(
+        'execute').WithArgs(simple_mock.DONT_CARE).WillReturn(vtune_db_output)
+
+    mock_conn = simple_mock.MockObject()
+    mock_conn.ExpectCall('cursor').WillReturn(mock_cursor)
+    mock_conn.ExpectCall('close')
+
+    mock_sqlite3 = simple_mock.MockObject()
+    mock_sqlite3.ExpectCall(
+        'connect').WithArgs(simple_mock.DONT_CARE).WillReturn(mock_conn)
+
+    real_sqlite3 = android_profiling_helper.sqlite3
+    android_profiling_helper.sqlite3 = mock_sqlite3
+    try:
+      libs = android_profiling_helper.GetRequiredLibrariesForVTuneProfile('foo')
+      self.assertEqual(libs, set([
+          '/data/app-lib/com.google.android.apps.chrome-1/libchrome.2019.0.so',
+          '/system/lib/libdvm.so',
+          '/system/lib/libc.so',
+          '/system/lib/libm.so']))
+    finally:
+      android_profiling_helper.sqlite3 = real_sqlite3
+
+  @test.Enabled('android')
   def testCreateSymFs(self):
     # pylint: disable=W0212
     browser_pid = self._browser._browser_backend.pid