Reattach some comments to what they apply to.

Also remove comments about runtime_options.h that have been copied out
of their context (they're only relevant in runtime/Android.bp).

Test: n/a - comment change
Change-Id: I03753f273c148937ce04d4e0b44f3ec4b2303d27
diff --git a/libprofile/Android.bp b/libprofile/Android.bp
index 1c484ac..c30a2b2 100644
--- a/libprofile/Android.bp
+++ b/libprofile/Android.bp
@@ -39,7 +39,7 @@
                 // ZipArchive support, the order matters here to get all symbols.
                 "libziparchive",
             ],
-            export_shared_lib_headers: ["libbase"],
+            export_shared_lib_headers: ["libbase"], // ART's macros.h depends on libbase's macros.h.
         },
         not_windows: {
             shared_libs: [
@@ -48,7 +48,7 @@
                 "libz",
                 "libbase",
             ],
-            export_shared_lib_headers: ["libbase"],
+            export_shared_lib_headers: ["libbase"], // ART's macros.h depends on libbase's macros.h.
         },
         windows: {
             cflags: ["-Wno-thread-safety"],
@@ -58,7 +58,7 @@
                 "libz",
                 "libbase",
             ],
-            export_static_lib_headers: ["libbase"],
+            export_static_lib_headers: ["libbase"], // ART's macros.h depends on libbase's macros.h.
         },
         darwin: {
             enabled: true,
@@ -67,9 +67,6 @@
     //generated_sources: ["art_libartbase_operator_srcs"],
     cflags: ["-DBUILDING_LIBART=1"],
     export_include_dirs: ["."],
-    // ART's macros.h depends on libbase's macros.h.
-    // Note: runtime_options.h depends on cmdline. But we don't really want to export this
-    //       generically. dex2oat takes care of it itself.
 }
 
 cc_defaults {