Add AAR support to Chrome and convert support libraries to using AARs

chromecast/browser/android/BUILD.gn

Index: chromecast/browser/android/BUILD.gn
diff --git a/chromecast/browser/android/BUILD.gn b/chromecast/browser/android/BUILD.gn
index 51f4ed60e97c0022c2f9ee12c2cf1e20f26e8653..03ac4ca7f792db21c881337106ce013e127be683 100644
--- a/chromecast/browser/android/BUILD.gn
+++ b/chromecast/browser/android/BUILD.gn
@@ -45,7 +45,7 @@ android_library("cast_shell_java") {
     "//net/android:net_java",
 
     # TODO(slan): We may need to pass this in as a parameter.
-    "//third_party/android_tools:android_support_v13_java",
+    "//third_party/android_tools:android_support_v4_java",
     "//ui/android:ui_java",
   ]
 }