roll "common" DEPS, and replace tools/pyutils with it

DEPS

Index: DEPS
diff --git a/DEPS b/DEPS
index ddcb8e67c405b65a585b593cefd1e5f49ca9f6ca..a7e853b2376bf4303b35f98179e19b05ce760fee 100644
--- a/DEPS
+++ b/DEPS
@@ -3,7 +3,20 @@ use_relative_paths = True
 # Dependencies on outside packages.
 #
 deps = {
-  "common": "https://skia.googlesource.com/common.git@767bf85299d7a822796b57252e7de1e84e6b2e61",
+  "common": "https://skia.googlesource.com/common.git@0ad95c13aaab3bbb89a97952b83c915d470681df",
+  # TODO(epoger): Whenever you update the hash of the "common" repo above,
+  # update the following transitive dependencies as well...
+  # (I tried to use From() to import the revision numbers from
+  # common's DEPS file, but that caused "gclient sync" to block forever.)
+  #
+  # Once we fix http://crbug.com/393000 ('Gclient recursedeps feature
+  # doesn't seem to respect use_relative_paths'), we can import them
+  # recursively, like so:
+  #   recursedeps = {"common"}
+  "common/third_party/externals/google-api-python-client" : "https://github.com/google/google-api-python-client.git@ecc64a0a2baa4a77f35dec83ad05c6c9ba2d2841",
+  "common/third_party/externals/httplib2" : "https://github.com/jcgregorio/httplib2.git@7d1b88a3cf34774242bf4c0578c09c0092bb05d8",
+  "common/third_party/externals/oauth2client" : "https://github.com/google/oauth2client.git@d02b317af0313dcf66755844f5421651af5eb356",
+  "common/third_party/externals/uritemplate-py" : "https://github.com/uri-templates/uritemplate-py.git@1e780a49412cdbb273e9421974cb91845c124f3f",
 
   # DEPS using https://chromium.googlesource.com are pulled from chromium @ r205199
   # (see https://chromium.googlesource.com/chromium/chromium/+/c59bfa8ef877f45bfa859669053859857af1d279)
@@ -17,14 +30,6 @@ deps = {
   "third_party/externals/libwebp" : "https://chromium.googlesource.com/webm/libwebp.git@3fe91635df8734b23f3c1b9d1f0c4fa8cfaf4e39",
   # "third_party/externals/v8" : "git://github.com/v8/v8.git@d15b0f0f2099dbd72867f3df70e9aaf5b8afbd2c",
   "third_party/externals/nanomsg": "git://github.com/nanomsg/nanomsg.git@0.4-beta",
-
-  # TODO(epoger): These dependencies are needed specifically for google-api-python-client (see http://skbug.com/2641 ).
-  # Once we get them working, we will want to move them all into the "common" repo
-  # (see http://skbug.com/2682 and https://codereview.chromium.org/377323002/ )
-  "third_party/externals/google-api-python-client" : "https://github.com/google/google-api-python-client.git@ecc64a0a2baa4a77f35dec83ad05c6c9ba2d2841",
-  "third_party/externals/httplib2" : "https://github.com/jcgregorio/httplib2.git@7d1b88a3cf34774242bf4c0578c09c0092bb05d8",
-  "third_party/externals/oauth2client" : "https://github.com/google/oauth2client.git@d02b317af0313dcf66755844f5421651af5eb356",
-  "third_party/externals/uritemplate-py" : "https://github.com/uri-templates/uritemplate-py.git@1e780a49412cdbb273e9421974cb91845c124f3f",
 }
 
 deps_os = {