[Telemetry] Reorganize everything.

tools/telemetry/telemetry/core/browser.py

Index: tools/telemetry/telemetry/core/browser.py
diff --git a/tools/telemetry/telemetry/browser.py b/tools/telemetry/telemetry/core/browser.py
similarity index 93%
rename from tools/telemetry/telemetry/browser.py
rename to tools/telemetry/telemetry/core/browser.py
index e336884dcc93f8e88318fb0a1a0d33a039fbf383..2f39b65d5ed1cb782712958682b71ffcca91fa04 100644
--- a/tools/telemetry/telemetry/browser.py
+++ b/tools/telemetry/telemetry/core/browser.py
@@ -3,13 +3,13 @@
 # found in the LICENSE file.
 import os
 
-from telemetry import browser_backend
-from telemetry import browser_credentials
-from telemetry import extension_dict
-from telemetry import tab_list
-from telemetry import temporary_http_server
-from telemetry import wpr_modes
-from telemetry import wpr_server
+from telemetry.core import browser_credentials
+from telemetry.core import extension_dict
+from telemetry.core import tab_list
+from telemetry.core import temporary_http_server
+from telemetry.core import wpr_modes
+from telemetry.core import wpr_server
+from telemetry.core.chrome import browser_backend
 
 class Browser(object):
   """A running browser instance that can be controlled in a limited way.