Move ModuleContext.ModuleBuild to ModuleContext.Build

Now that android.ModuleContext does not include blueprint.ModuleContext
we can rename android.ModuleContext.ModuleBuild to
android.ModuleContext.Build without colliding with
blueprint.ModuleContext.Build.  Leave ModuleBuild as a wrapper around
Build for now to avoid having to update all the users outside
build/soong simultaneously.

Test: m checkbuild
Change-Id: I18eb8cc04faf002049a11d9aac97e9732ff5d638
diff --git a/cc/proto.go b/cc/proto.go
index 6e3cce7..a235398 100644
--- a/cc/proto.go
+++ b/cc/proto.go
@@ -41,7 +41,7 @@
 	ccFile = android.GenPathWithExt(ctx, "proto", protoFile, "pb.cc")
 	headerFile = android.GenPathWithExt(ctx, "proto", protoFile, "pb.h")
 
-	ctx.ModuleBuild(pctx, android.ModuleBuildParams{
+	ctx.Build(pctx, android.BuildParams{
 		Rule:        proto,
 		Description: "protoc " + protoFile.Rel(),
 		Outputs:     android.WritablePaths{ccFile, headerFile},