chore: changed unused variables from build error to lint error (#16544)

This compiler flag really has no business being a compiler flag and
makes debugging a pain.

src/bazel-tsconfig-build.json

@@ -9,8 +9,8 @@
     "declaration": true,
     "stripInternal": false,
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noFallthroughCasesInSwitch": true,

src/dev-app/tsconfig-aot.json

@@ -6,8 +6,8 @@
     // Needed for Moment.js since it doesn't have a default export.
     "allowSyntheticDefaultImports": true,
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noImplicitAny": true,

src/dev-app/tsconfig-build.json

@@ -7,8 +7,8 @@
     "declaration": false,
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noImplicitThis": true,

src/material-examples/tsconfig-build.json

@@ -7,8 +7,8 @@
     "declaration": true,
     "stripInternal": false,
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noImplicitAny": true,

src/material-moment-adapter/tsconfig-build.json

@@ -7,8 +7,8 @@
     "declaration": true,
     "stripInternal": false,
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noImplicitAny": true,

src/material/schematics/tsconfig.json

@@ -7,8 +7,8 @@
     "noEmitOnError": false,
     "strictNullChecks": true,
     "skipDefaultLibCheck": true,
-    "noUnusedLocals": true,
-    "noUnusedParameters": true,
+    "noUnusedLocals": false,
+    "noUnusedParameters": false,
     "skipLibCheck": true,
     "sourceMap": true,
     "declaration": true,

src/universal-app/tsconfig-build.json

@@ -5,8 +5,8 @@
     "declaration": true,
     "stripInternal": false,
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noImplicitAny": true,

src/universal-app/tsconfig-prerender.json

@@ -4,8 +4,8 @@
     "declaration": false,
     "stripInternal": false,
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noImplicitAny": true,

tools/dgeni/tsconfig.json

@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "lib": ["es2015", "dom", "es2016.array.include"],
     "moduleResolution": "node",
     "strictNullChecks": true,

tools/gulp/tsconfig.json

@@ -1,8 +1,8 @@
 {
   "compilerOptions": {
     "experimentalDecorators": true,
-    "noUnusedParameters": true,
-    "noUnusedLocals": true,
+    "noUnusedParameters": false,
+    "noUnusedLocals": false,
     "lib": ["es2015", "dom", "es2016.array.include"],
     "module": "commonjs",
     "moduleResolution": "node",

tsconfig.json

@@ -6,9 +6,9 @@
     "experimentalDecorators": true,
     "module": "es2015",
     "moduleResolution": "node",
-    "noUnusedParameters": true,
+    "noUnusedParameters": false,
     "noFallthroughCasesInSwitch": true,
-    "noUnusedLocals": true,
+    "noUnusedLocals": false,
     "strictNullChecks": true,
     "strictFunctionTypes": true,
     "noImplicitAny": true,

tslint.json

@@ -27,6 +27,7 @@
     "no-bitwise": true,
     "no-shadowed-variable": true,
     "no-unused-expression": true,
+    "no-unused-variable": true,
     "no-var-keyword": true,
     "member-access": [true, "no-public"],
     "no-debugger": true,