Get rid of PageSet.FromDict from some simple benchmarks in gpu_tests/.

tools/telemetry/telemetry/page/page_set_unittest.py

Index: tools/telemetry/telemetry/page/page_set_unittest.py
diff --git a/tools/telemetry/telemetry/page/page_set_unittest.py b/tools/telemetry/telemetry/page/page_set_unittest.py
index f83c756512a5f6c5c0afd40744d1029f5676402a..41d32bc73e1e644539d46051cfa611473353f3ad 100644
--- a/tools/telemetry/telemetry/page/page_set_unittest.py
+++ b/tools/telemetry/telemetry/page/page_set_unittest.py
@@ -11,17 +11,14 @@ from telemetry.page import page_set
 
 
 class TestPageSet(unittest.TestCase):
+
   def testServingDirs(self):
     directory_path = tempfile.mkdtemp()
     try:
-      ps = page_set.PageSet.FromDict({
-        'serving_dirs': ['a/b'],
-        'pages': [
-          {'url': 'file://c/test.html'},
-          {'url': 'file://c/test.js'},
-          {'url': 'file://d/e/../test.html'},
-          ]
-        }, directory_path)
+      ps = page_set.PageSet(serving_dirs=['a/b'], file_path=directory_path)
+      ps.AddPageWithDefaultRunNavigate('file://c/test.html')
+      ps.AddPageWithDefaultRunNavigate('file://c/test.js')
+      ps.AddPageWithDefaultRunNavigate('file://d/e/../test.html')
     finally:
       os.rmdir(directory_path)
 
@@ -31,6 +28,13 @@ class TestPageSet(unittest.TestCase):
     self.assertEquals(ps[0].serving_dir, os.path.join(real_directory_path, 'c'))
     self.assertEquals(ps[2].serving_dir, os.path.join(real_directory_path, 'd'))
 
+  def testAbsoluteServingDir(self):
+    ps = page_set.PageSet(
+        file_path='/base/page_sets/',
+        serving_dirs=['../relative_dir', '/base/absolute_dir'])
+    self.assertEquals(ps.serving_dirs, set(['/base/relative_dir',
+                                            '/base/absolute_dir']))
+
   def testRenamingCompoundActions(self):
     ps = page_set.PageSet.FromDict({
       'serving_dirs': ['a/b'],
@@ -68,7 +72,6 @@ class TestPageSet(unittest.TestCase):
     self.assertEquals(ps.pages[0].RunNavigateSteps, {'action': 'navigate1'})
     self.assertEquals(ps.pages[1].RunNavigateSteps, {'action': 'navigate2'})
 
-
   def testSuccesfulPythonPageSetLoading(self):
     test_pps_dir = os.path.join(util.GetUnittestDataDir(), 'test_page_set.py')
     pps = page_set.PageSet.FromFile(test_pps_dir)