[Sync] Merge //components/browser_sync into one directory.

components/browser_sync/BUILD.gn

Index: components/browser_sync/BUILD.gn
diff --git a/components/browser_sync/browser/BUILD.gn b/components/browser_sync/BUILD.gn
similarity index 96%
rename from components/browser_sync/browser/BUILD.gn
rename to components/browser_sync/BUILD.gn
index 1e3167808f2bc67e9168e5288be82c9074e2cb93..7a42726915ef84f8c2174cb29a15995c2a1f058d 100644
--- a/components/browser_sync/browser/BUILD.gn
+++ b/components/browser_sync/BUILD.gn
@@ -4,8 +4,10 @@
 
 import("//build/config/features.gni")
 
-static_library("browser") {
+static_library("browser_sync") {
   sources = [
+    "browser_sync_switches.cc",
+    "browser_sync_switches.h",
     "profile_sync_components_factory_impl.cc",
     "profile_sync_components_factory_impl.h",
     "profile_sync_service.cc",
@@ -22,7 +24,6 @@ static_library("browser") {
     "//base",
     "//components/autofill/core/browser",
     "//components/autofill/core/common",
-    "//components/browser_sync/common",
     "//components/dom_distiller/core",
     "//components/history/core/browser",
     "//components/invalidation/impl",
@@ -58,7 +59,7 @@ source_set("unit_tests") {
   ]
 
   deps = [
-    ":browser",
+    ":browser_sync",
     ":test_support",
     "//base",
     "//base/test:test_support",
@@ -67,7 +68,6 @@ source_set("unit_tests") {
     "//components/bookmarks/browser:browser",
     "//components/bookmarks/managed:managed",
     "//components/bookmarks/test:test",
-    "//components/browser_sync/common",
     "//components/dom_distiller/core",
     "//components/history/core/browser:browser",
     "//components/invalidation/impl",
@@ -112,7 +112,7 @@ static_library("test_support") {
   ]
 
   deps = [
-    ":browser",
+    ":browser_sync",
     "//base",
     "//base/test:test_support",
     "//components/bookmarks/browser:browser",