Added src and exclude_src to debuggable builds

Fixes: 200976245
Test: manually tested
Change-Id: I68b6230f30aa2c15e6a80010cd639ea453b4b29e
Merged-In: I68b6230f30aa2c15e6a80010cd639ea453b4b29e
(cherry picked from commit 85a8afa9e72feff6d804c5d0a0827db63cb55fb9)
(cherry picked from commit 778582f4157a2a9c591fb6539dbca69a0c7fdb6b)
diff --git a/android/variable.go b/android/variable.go
index bc93835..6204a50 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -124,6 +124,8 @@
 			Shared_libs       []string
 
 			Cmdline []string
+			Srcs         []string
+			Exclude_srcs []string
 		}
 
 		// eng is true for -eng builds, and can be used to turn on additionaly heavyweight debugging