Convert gn docstrings to C++11 raw strings.

tools/gn/function_toolchain_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include "tools/gn/functions.h"
 #include "tools/gn/scheduler.h"
 #include "tools/gn/test_with_scope.h"
 
 TEST(FunctionToolchain, RuntimeOutputs) {
   Scheduler scheduler;
   TestWithScope setup;
 
   // These runtime outputs are a subset of the outputs so are OK.
   {
     TestParseInput input(
-        "toolchain(\"good\") {\n"
-        "  tool(\"link\") {\n"
-        "    outputs = [ \"foo\" ]\n"
-        "    runtime_outputs = [ \"foo\" ]\n"
-        "  }\n"
-        "}\n");
+        R"(toolchain("good") {
+          tool("link") {
+            outputs = [ "foo" ]
+            runtime_outputs = [ "foo" ]
+          }
+        })");

[scottmg, 2016/11/08 01:01:46]

here

     ASSERT_FALSE(input.has_error());
 
     Err err;
     input.parsed()->Execute(setup.scope(), &err);
     ASSERT_FALSE(err.has_error()) << err.message();
 
     // It should have generated a toolchain.
     ASSERT_EQ(1u, setup.items().size());
     const Toolchain* toolchain = setup.items()[0]->AsToolchain();
     ASSERT_TRUE(toolchain);
 
     // The toolchain should have a link tool with the two outputs.
     const Tool* link = toolchain->GetTool(Toolchain::TYPE_LINK);
     ASSERT_TRUE(link);
     ASSERT_EQ(1u, link->outputs().list().size());
     EXPECT_EQ("foo", link->outputs().list()[0].AsString());
     ASSERT_EQ(1u, link->runtime_outputs().list().size());
     EXPECT_EQ("foo", link->runtime_outputs().list()[0].AsString());
   }
 
   // This one is not a subset so should throw an error.
   {
     TestParseInput input(
-        "toolchain(\"bad\") {\n"
-        "  tool(\"link\") {\n"
-        "    outputs = [ \"foo\" ]\n"
-        "    runtime_outputs = [ \"bar\" ]\n"
-        "  }\n"
-        "}\n");
+        R"(toolchain("bad") {
+          tool("link") {
+            outputs = [ "foo" ]
+            runtime_outputs = [ "bar" ]
+          }
+        })");

[scottmg, 2016/11/08 01:01:46]

here

     ASSERT_FALSE(input.has_error());
 
     Err err;
     input.parsed()->Execute(setup.scope(), &err);
     ASSERT_TRUE(err.has_error()) << err.message();
   }
 }