Re-Reland: Make media/capture gn and gyps produce components

media/base/BUILD.gn

Index: media/base/BUILD.gn
diff --git a/media/base/BUILD.gn b/media/base/BUILD.gn
index 792dbe793635e7208b1b610c5d552ca24a87ea9e..7db6c40791c4e6766d9aa886bb9ab11eafc9851b 100644
--- a/media/base/BUILD.gn
+++ b/media/base/BUILD.gn
@@ -401,6 +401,14 @@ source_set("test_support") {
     "//testing/gmock",
     "//ui/gfx:test_support",
   ]
+  if (is_android) {
+    deps += [
+      # Needed to register capture Java/Jni objects. TODO(mcasas): Remove when
+      # the dependency to capture is not needed, see https://crbug.com/618718.
+      "//media/capture",
+      "//media/capture/video/android",
+    ]
+  }
 }
 
 source_set("unittests") {