cc: Set the mapped memory reclaim limit for the renderer compositor on Android

cc/trees/layer_tree_host_unittest_delegated.cc

Index: cc/trees/layer_tree_host_unittest_delegated.cc
diff --git a/cc/trees/layer_tree_host_unittest_delegated.cc b/cc/trees/layer_tree_host_unittest_delegated.cc
index 721613a767460f18cf2d8beab6e05308aaed5694..0666474cb76af7ec7eb7a694214cfda54d5f3538 100644
--- a/cc/trees/layer_tree_host_unittest_delegated.cc
+++ b/cc/trees/layer_tree_host_unittest_delegated.cc
@@ -203,6 +203,10 @@ class LayerTreeHostDelegatedTest : public LayerTreeTest {
       output_surface()->ReturnResource(resources_to_return[i], &ack);
     host_impl->OnSwapBuffersComplete(&ack);
   }
+
+  virtual void InitializeSettings(LayerTreeSettings* settings) OVERRIDE {
+    settings->max_bytes_pending_upload = 16 * 1024 * 1024;
+  }
 };
 
 class LayerTreeHostDelegatedTestCaseSingleDelegatedLayer