Revert of Refactor webrtc/modules/desktop_capture for GN check

webrtc/modules/desktop_capture/BUILD.gn

Index: webrtc/modules/desktop_capture/BUILD.gn
diff --git a/webrtc/modules/desktop_capture/BUILD.gn b/webrtc/modules/desktop_capture/BUILD.gn
index 6a10c34b149b98847d63fe6190e16174af82a644..5d27994a2f108dbd8f90af5bb8c939e75f038ba4 100644
--- a/webrtc/modules/desktop_capture/BUILD.gn
+++ b/webrtc/modules/desktop_capture/BUILD.gn
@@ -22,14 +22,10 @@ rtc_static_library("primitives") {
     "desktop_region.h",
     "shared_desktop_frame.cc",
     "shared_desktop_frame.h",
-    "shared_memory.cc",
-    "shared_memory.h",
   ]
 
   deps = [
-    "../..:webrtc_common",
     "../../base:rtc_base",  # TODO(kjellander): Cleanup in bugs.webrtc.org/3806.
-    "../../system_wrappers:system_wrappers",
   ]
 }
 
@@ -45,10 +41,6 @@ if (rtc_include_tests) {
       "rgba_color.cc",
       "rgba_color.h",
     ]
-    deps = [
-      ":primitives",
-      "../..:webrtc_common",
-    ]
   }
 
   source_set("screen_drawer") {
@@ -65,11 +57,6 @@ if (rtc_include_tests) {
       "screen_drawer_mac.cc",
       "screen_drawer_win.cc",
     ]
-    deps = [
-      ":primitives",
-      "../../base:rtc_base_approved",
-      "../../system_wrappers:system_wrappers",
-    ]
   }
 
   source_set("desktop_capture_mock") {
@@ -88,11 +75,7 @@ if (rtc_include_tests) {
       "fake_desktop_capturer.h",
       "mock_desktop_capturer_callback.cc",
       "mock_desktop_capturer_callback.h",
-    ]
-    deps = [
-      ":primitives",
-      "../../base:rtc_base_approved",
-      "../../test:test_support",
+      "screen_capturer_mock_objects.h",
     ]
   }
 }
@@ -138,6 +121,8 @@ rtc_static_library("desktop_capture") {
     "screen_capturer_helper.h",
     "screen_capturer_mac.mm",
     "screen_capturer_win.cc",
+    "shared_memory.cc",
+    "shared_memory.h",
     "win/cursor.cc",
     "win/cursor.h",
     "win/d3d_device.cc",
@@ -213,7 +198,6 @@ rtc_static_library("desktop_capture") {
 
   deps = [
     ":primitives",
-    "../..:webrtc_common",
     "../../base:rtc_base",  # TODO(kjellander): Cleanup in bugs.webrtc.org/3806.
     "../../system_wrappers",
     "//third_party/libyuv",