Move ScreenCapturer 'real' tests out of screen_capturer_unittest.cc.

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 7b8638a5506141882d93e69faed53de1041eb1f4..0e09628b42b01724b055295715f03498ccd40a14 100644
--- a/webrtc/modules/desktop_capture/BUILD.gn
+++ b/webrtc/modules/desktop_capture/BUILD.gn
@@ -30,6 +30,21 @@ rtc_static_library("primitives") {
   ]
 }
 
+source_set("desktop_capture_test_tools") {
+  public_deps = [

[kjellander_webrtc, 2016/10/25 19:08:41]

please add
testonly = true
to this target, and put it inside a "if (rtc_include_tests)" condition (see
other test related targets).

[Hzj_jie, 2016/10/25 19:41:46]

Done.

+    ":desktop_capture",
+  ]
+  sources = [
+    "rgba_color.cc",
+    "rgba_color.h",
+    "screen_drawer.cc",
+    "screen_drawer.h",
+    "screen_drawer_linux.cc",
+    "screen_drawer_mac.cc",
+    "screen_drawer_win.cc",
+  ]
+}
+
 rtc_static_library("desktop_capture") {
   sources = [
     "cropped_desktop_frame.cc",