Revert of Copy the PGO runtime library to the release directory...

Revert of Copy the PGO runtime library to the release directory (https://codereview.chromium.org/402993002/)

Reason for revert:
pgort120.dll isn't present in the express version of VC.

Original issue's description:
> Copy the PGO runtime library to the release directory
> 
> BUG=395183
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=284261

TBR=scottmg@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=395183

Review URL: https://codereview.chromium.org/401173002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@284369 0039d316-1c4b-4281-b951-d872f2087c98

build/vs_toolchain.py

@@ -71,18 +71,6 @@ def CopyVsRuntimeDlls(output_dir, runtime_dirs):
   """
   assert sys.platform.startswith(('win32', 'cygwin'))
 
-  def copy_runtime_impl(target, source):
-    """Copy |source| to |target| if it doesn't already exist or if it need to be
-    updated.
-    """
-    if (os.path.isdir(os.path.dirname(target)) and
-        (not os.path.isfile(target) or
-          os.stat(target).st_mtime != os.stat(source).st_mtime)):
-      print 'Copying %s to %s...' % (source, target)
-      if os.path.exists(target):
-        os.unlink(target)
-      shutil.copy2(source, target)
-
   def copy_runtime(target_dir, source_dir, dll_pattern):
     """Copy both the msvcr and msvcp runtime DLLs, only if the target doesn't
     exist, but the target directory does exist."""
@@ -90,7 +78,15 @@ def CopyVsRuntimeDlls(output_dir, runtime_dirs):
       dll = dll_pattern % which
       target = os.path.join(target_dir, dll)
       source = os.path.join(source_dir, dll)
-      copy_runtime_impl(target, source)
+      # If gyp generated to that output dir, and the runtime isn't already
+      # there, then copy it over.
+      if (os.path.isdir(target_dir) and
+          (not os.path.isfile(target) or
+            os.stat(target).st_mtime != os.stat(source).st_mtime)):
+        print 'Copying %s to %s...' % (source, target)
+        if os.path.exists(target):
+          os.unlink(target)
+        shutil.copy2(source, target)
 
   x86, x64 = runtime_dirs
   out_debug = os.path.join(output_dir, 'Debug')
@@ -111,17 +107,6 @@ def CopyVsRuntimeDlls(output_dir, runtime_dirs):
   copy_runtime(out_debug_nacl64,   x64, 'msvc%s120d.dll')
   copy_runtime(out_release_nacl64, x64, 'msvc%s120.dll')
 
-  # Copy the PGO runtime library to the release directories.
-  if os.environ.get('GYP_MSVS_OVERRIDE_PATH'):
-    pgo_x86_runtime_dir = os.path.join(os.environ.get('GYP_MSVS_OVERRIDE_PATH'),
-                                       'VC', 'bin')
-    pgo_x64_runtime_dir = os.path.join(pgo_x86_runtime_dir, 'amd64')
-    pgo_runtime_dll = 'pgort120.dll'
-    copy_runtime_impl(os.path.join(out_release, pgo_runtime_dll),
-                      os.path.join(pgo_x86_runtime_dir, pgo_runtime_dll))
-    copy_runtime_impl(os.path.join(out_release_x64, pgo_runtime_dll),
-                      os.path.join(pgo_x64_runtime_dir, pgo_runtime_dll))
-
 
 def _GetDesiredVsToolchainHashes():
   """Load a list of SHA1s corresponding to the toolchains that we want installed