providers/*: fix compilation for input

builtin/providers/aws/resource_provider.go

@@ -30,6 +30,12 @@ type ResourceProvider struct {
 	p *schema.Provider
 }
 
+func (p *ResourceProvider) Input(
+	input terraform.UIInput,
+	c *terraform.ResourceConfig) (*terraform.ResourceConfig, error) {
+	return Provider().Input(input, c)
+}
+
 func (p *ResourceProvider) Validate(c *terraform.ResourceConfig) ([]string, []error) {
 	return Provider().Validate(c)
 }

builtin/providers/cloudflare/resource_provider.go

@@ -14,6 +14,12 @@ type ResourceProvider struct {
 	client *cloudflare.Client
 }
 
+func (p *ResourceProvider) Input(
+	input terraform.UIInput,
+	c *terraform.ResourceConfig) (*terraform.ResourceConfig, error) {
+	return c, nil
+}
+
 func (p *ResourceProvider) Validate(c *terraform.ResourceConfig) ([]string, []error) {
 	v := &config.Validator{
 		Required: []string{

builtin/providers/consul/resource_provider.go

@@ -13,6 +13,12 @@ type ResourceProvider struct {
 	client *consulapi.Client
 }
 
+func (p *ResourceProvider) Input(
+	input terraform.UIInput,
+	c *terraform.ResourceConfig) (*terraform.ResourceConfig, error) {
+	return c, nil
+}
+
 func (p *ResourceProvider) Validate(c *terraform.ResourceConfig) ([]string, []error) {
 	v := &config.Validator{
 		Optional: []string{

builtin/providers/digitalocean/resource_provider.go

@@ -19,6 +19,12 @@ type ResourceProvider struct {
 	p *schema.Provider
 }
 
+func (p *ResourceProvider) Input(
+	input terraform.UIInput,
+	c *terraform.ResourceConfig) (*terraform.ResourceConfig, error) {
+	return Provider().Input(input, c)
+}
+
 func (p *ResourceProvider) Validate(c *terraform.ResourceConfig) ([]string, []error) {
 	prov := Provider()
 	return prov.Validate(c)

builtin/providers/dnsimple/resource_provider.go

@@ -14,6 +14,12 @@ type ResourceProvider struct {
 	client *dnsimple.Client
 }
 
+func (p *ResourceProvider) Input(
+	input terraform.UIInput,
+	c *terraform.ResourceConfig) (*terraform.ResourceConfig, error) {
+	return c, nil
+}
+
 func (p *ResourceProvider) Validate(c *terraform.ResourceConfig) ([]string, []error) {
 	v := &config.Validator{
 		Required: []string{