Enable noexcept on Windows, use for a few move constructors.

build/config/compiler/BUILD.gn

 # Copyright (c) 2013 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.
 
 import("//build/config/android/config.gni")
 import("//build/config/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/nacl/config.gni")
 import("//build/toolchain/cc_wrapper.gni")
 import("//build/toolchain/toolchain.gni")
@@ skipping 285 matching lines @@
       } else {
         cflags += [ "-funwind-tables" ]
       }
     }
   }
 
   # Linux/Android common flags setup.
   # ---------------------------------
   if (is_linux || is_android) {
     if (use_pic) {
-      cflags += [
-        "-fPIC",
-      ]
-      ldflags += [
-        "-fPIC",
-      ]
+      cflags += [ "-fPIC" ]
+      ldflags += [ "-fPIC" ]
     }
 
-    cflags += [
-      "-pipe",  # Use pipes for communicating between sub-processes. Faster.
-    ]
+    cflags += [ "-pipe" ]  # Use pipes for communicating between sub-processes. Faster.
 
     ldflags += [
       "-Wl,-z,noexecstack",
       "-Wl,-z,now",
       "-Wl,-z,relro",
     ]
     if (!using_sanitizer) {
       if (!use_cfi_diag) {
         ldflags += [ "-Wl,-z,defs" ]
       }
@@ skipping 571 matching lines @@
       # compile-time constant expression (due to constant template args,
       # conditionals comparing the sizes of different types, etc.).  Some of
       # these can be worked around, but it's not worth it.
       "/wd4127",
 
       # C4251: 'identifier' : class 'type' needs to have dll-interface to be
       #        used by clients of class 'type2'
       # This is necessary for the shared library build.
       "/wd4251",
 
+      # C4312 is a VS 2015 64-bit warning for integer to larger pointer.
+      # TODO(brucedawson): fix warnings, crbug.com/554200
+      "/wd4312",
+
       # C4351: new behavior: elements of array 'array' will be default
       #        initialized
       # This is a silly "warning" that basically just alerts you that the
       # compiler is going to actually follow the language spec like it's
       # supposed to, instead of not following it like old buggy versions did.
       # There's absolutely no reason to turn this on.
       "/wd4351",
 
       # C4355: 'this': used in base member initializer list
       # It's commonly useful to pass |this| to objects in a class' initializer
@@ skipping 42 matching lines @@
 
       # These are variable shadowing warnings that are new in VS2015. We
       # should work through these at some point -- they may be removed from
       # the RTM release in the /W4 set.
       "/wd4456",
       "/wd4457",
       "/wd4458",
       "/wd4459",
     ]
 
-    cflags += [
-      # C4312 is a VS 2015 64-bit warning for integer to larger pointer.
-      # TODO(brucedawson): fix warnings, crbug.com/554200
-      "/wd4312",
+    cflags_cc += [
+      # Allow "noexcept" annotations even though we compile with exceptions
+      # disabled.
+      "/wd4577",
     ]
 
     if (current_cpu == "x86") {
       cflags += [
         # VC++ 2015 changes 32-bit size_t truncation warnings from 4244 to
         # 4267. Example: short TruncTest(size_t x) { return x; }
         # Since we disable 4244 we need to disable 4267 during migration.
         # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
         "/wd4267",
       ]
@@ skipping 730 matching lines @@
 
 if (is_ios || is_mac) {
   # On Mac and iOS, this enables support for ARC (automatic ref-counting).
   # See http://clang.llvm.org/docs/AutomaticReferenceCounting.html.
   config("enable_arc") {
     common_flags = [ "-fobjc-arc" ]
     cflags_objc = common_flags
     cflags_objcc = common_flags
   }
 }