Add name hint to Soong.

Bug: N/A
Test: updated, also manual:

error: system/tools/aidl/Android.bp:431:1: "aidl_test_client_ndk" depends on undefined module "aidl-test-versioned-interface-ndk". Did you m
ean ["aidl-test-versioned-interface-V1-ndk" "aidl-test-versioned-interface-V2-ndk" "aidl-test-versioned-interface-V3-ndk" "aidl-test-version
ed-interface-api"]?

Change-Id: I62f679d1f2152b42cdc336b6e3e7814cd2594c92
diff --git a/android/namespace_test.go b/android/namespace_test.go
index 7a387a0..ea51c6e 100644
--- a/android/namespace_test.go
+++ b/android/namespace_test.go
@@ -174,9 +174,10 @@
 			`,
 		}),
 	).
-		ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(`\Qdir3/Android.bp:4:5: "b" depends on undefined module "a"
+		ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(`\Qdir3/Android.bp:4:5: "b" depends on undefined module "a".
 Module "b" is defined in namespace "dir3" which can read these 2 namespaces: ["dir3" "."]
-Module "a" can be found in these namespaces: ["dir1" "dir2"]\E`)).
+Module "a" can be found in these namespaces: ["dir1" "dir2"]\E
+Or did you mean ["soong_namespace"]?`)).
 		RunTest(t)
 }
 
@@ -421,9 +422,10 @@
 			`,
 		}),
 	).
-		ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(`\Qdir1/subdir1/Android.bp:4:5: "b" depends on undefined module "a"
+		ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(`\Qdir1/subdir1/Android.bp:4:5: "b" depends on undefined module "a".
 Module "b" is defined in namespace "dir1/subdir1" which can read these 2 namespaces: ["dir1/subdir1" "."]
-Module "a" can be found in these namespaces: ["dir1"]\E`)).
+Module "a" can be found in these namespaces: ["dir1"]\E
+Or did you mean ["soong_namespace"]?`)).
 		RunTest(t)
 }
 
@@ -481,9 +483,10 @@
 			`,
 		}),
 	).
-		ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(`\Qdir3/Android.bp:5:5: "c" depends on undefined module "a"
+		ExtendWithErrorHandler(FixtureExpectsOneErrorPattern(`\Qdir3/Android.bp:5:5: "c" depends on undefined module "a".
 Module "c" is defined in namespace "dir3" which can read these 3 namespaces: ["dir3" "dir2" "."]
-Module "a" can be found in these namespaces: ["dir1"]\E`)).
+Module "a" can be found in these namespaces: ["dir1"]\E
+Or did you mean ["b"]?`)).
 		RunTest(t)
 }