Revert "Revert AppCompat's use of VDC" for v24 preview #2

This reverts commit 000c3b61b4f8a8e96060aeef662eb728101b83b9.

Change-Id: I1d60345b68b1ef76a92523865124d85bf29ac654
diff --git a/v7/appcompat/build.gradle b/v7/appcompat/build.gradle
index c95103d..faa8439 100644
--- a/v7/appcompat/build.gradle
+++ b/v7/appcompat/build.gradle
@@ -25,6 +25,8 @@
     defaultConfig {
         minSdkVersion 7
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        // This disables the builds tools automatic vector -> PNG generation
+        generatedDensities = []
     }
 
     sourceSets {
@@ -45,6 +47,10 @@
         targetCompatibility JavaVersion.VERSION_1_7
     }
 
+    aaptOptions {
+        additionalParameters "--no-version-vectors"
+    }
+
     lintOptions {
         // TODO: fix errors and reenable.
         abortOnError false