Use crossystem inside_vm

telemetry/telemetry/internal/platform/cros_platform_backend.py

Index: telemetry/telemetry/internal/platform/cros_platform_backend.py
diff --git a/telemetry/telemetry/internal/platform/cros_platform_backend.py b/telemetry/telemetry/internal/platform/cros_platform_backend.py
index 3ac7d3902f0a7ead1aaca6ff45d37cd8a3ff60e8..a1e15df1c51f389bd3d1f28f9196b22181cbb799 100644
--- a/telemetry/telemetry/internal/platform/cros_platform_backend.py
+++ b/telemetry/telemetry/internal/platform/cros_platform_backend.py
@@ -173,9 +173,7 @@ class CrosPlatformBackend(
 
   def CanTakeScreenshot(self):
     # crbug.com/609001: screenshots don't work on VMs.
-    logging.info('Sys vendor=' + self.cri.SysVendor() +
-                 ', IsRunningOnVM=' + repr(self.cri.IsRunningOnVM()))
-    return False
+    return not self.cri.IsRunningOnVM()

[achuithb, 2016/08/18 18:36:02]

We prefer to default IsRunningOnVM to True, so CanTakeScreenshot will default to
False. We will then not attempt to take a screenshot on a platform where it
isn't possible to take a screenshot.

This is also the old default behavior (return False).

 
   def TakeScreenshot(self, file_path):
     return self._cri.TakeScreenshot(file_path)