Android handler: inject the application loading part from the shell .so.

mojo/shell/BUILD.gn

Index: mojo/shell/BUILD.gn
diff --git a/mojo/shell/BUILD.gn b/mojo/shell/BUILD.gn
index 71cf197d8ea262b505d3e896648ca1f58fd4faca..9f2a30c7bd788be94970c4c77bccb04f28dfd0b2 100644
--- a/mojo/shell/BUILD.gn
+++ b/mojo/shell/BUILD.gn
@@ -158,6 +158,7 @@ source_set("lib") {
       "android/android_handler.cc",
       "android/android_handler_loader.h",
       "android/android_handler_loader.cc",
+      "android/run_android_application_function.h",
       "network_application_loader.cc",
       "network_application_loader.h",
     ]
@@ -205,12 +206,12 @@ if (is_android) {
   shared_library("bootstrap") {
     sources = [
       "android/bootstrap.cc",
+      "android/run_android_application_function.h",
     ]
     deps = [
       ":jni_headers",
       ":lib",
       "//base",
-      "//mojo/environment:chromium",
     ]
   }