tint: Change all ProgramBuilder literals to 'i' or 'u' suffix

Unsuffixed integer literals are currently treated as i32,
but will shortly become AbstractInteger. To keep tests behaving
identically to how they are currently, change all test literals
to using either 'i' or 'u' suffixes.

Bug: tint:1504
Change-Id: Ic373d18ce1c718a16b6905568aec89da3641d36b
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/88845
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
diff --git a/src/tint/resolver/entry_point_validation_test.cc b/src/tint/resolver/entry_point_validation_test.cc
index 5a10bf2..d1d9a48 100644
--- a/src/tint/resolver/entry_point_validation_test.cc
+++ b/src/tint/resolver/entry_point_validation_test.cc
@@ -21,6 +21,8 @@
 
 #include "gmock/gmock.h"
 
+using namespace tint::number_suffixes;  // NOLINT
+
 namespace tint::resolver {
 namespace {
 
@@ -41,9 +43,6 @@
 using mat4x4 = builder::mat4x4<T>;
 template <typename T>
 using alias = builder::alias<T>;
-using f32 = builder::f32;
-using i32 = builder::i32;
-using u32 = builder::u32;
 
 class ResolverEntryPointValidationTest : public TestHelper, public testing::Test {};
 
@@ -648,9 +647,9 @@
 }
 
 TEST_F(LocationAttributeTests, ComputeShaderLocation_Input) {
-    Func("main", {}, ty.i32(), {Return(Expr(1))},
+    Func("main", {}, ty.i32(), {Return(Expr(1_i))},
          {Stage(ast::PipelineStage::kCompute),
-          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1))},
+          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1_i))},
          ast::AttributeList{Location(Source{{12, 34}}, 1)});
 
     EXPECT_FALSE(r()->Resolve());
@@ -661,7 +660,7 @@
     auto* input = Param("input", ty.i32(), ast::AttributeList{Location(Source{{12, 34}}, 0u)});
     Func("main", {input}, ty.void_(), {},
          {Stage(ast::PipelineStage::kCompute),
-          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1))});
+          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1_i))});
 
     EXPECT_FALSE(r()->Resolve());
     EXPECT_EQ(r()->error(), "12:34 error: attribute is not valid for compute shader inputs");
@@ -673,7 +672,7 @@
     Func(Source{{56, 78}}, "main", {}, ty.Of(s),
          ast::StatementList{Return(Expr(Construct(ty.Of(s))))},
          {Stage(ast::PipelineStage::kCompute),
-          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1))});
+          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1_i))});
 
     EXPECT_FALSE(r()->Resolve());
     EXPECT_EQ(r()->error(),
@@ -687,7 +686,7 @@
     auto* input = Param("input", ty.Of(s));
     Func(Source{{56, 78}}, "main", {input}, ty.void_(), {},
          {Stage(ast::PipelineStage::kCompute),
-          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1))});
+          create<ast::WorkgroupAttribute>(Source{{12, 34}}, Expr(1_i))});
 
     EXPECT_FALSE(r()->Resolve());
     EXPECT_EQ(r()->error(),