OBSOLETE: Move (most of) chrome/browser/chromeos/drive into components/drive.

chrome/browser/chromeos/BUILD.gn

Index: chrome/browser/chromeos/BUILD.gn
diff --git a/chrome/browser/chromeos/BUILD.gn b/chrome/browser/chromeos/BUILD.gn
index 4abd9c4dc2ea2e3fb94e096405a7a3188b3b47ac..b47110014198a4c4102a877162fbf530057b2e46 100644
--- a/chrome/browser/chromeos/BUILD.gn
+++ b/chrome/browser/chromeos/BUILD.gn
@@ -39,6 +39,7 @@ source_set("chromeos") {
     # TODO(tbarzic): Cleanup this list.
     "//ash",
     "//ash:ash_with_content",
+    "//components/drive:drive",
     "//components/login",
     "//components/session_manager/core",
     "//components/user_manager",
@@ -120,7 +121,6 @@ source_set("chromeos") {
     "//v8",
     ":attestation_proto",
     ":device_policy_proto",
-    ":drive_proto",
   ]
 
   defines = []
@@ -160,12 +160,6 @@ source_set("chromeos") {
   }
 }
 
-proto_library("drive_proto") {
-  sources = [
-    "drive/drive.proto",
-  ]
-}
-
 proto_library("device_policy_proto") {
   sources = [
     "policy/proto/chrome_device_policy.proto",