Windows install_static refactor.

chrome/install_static/product_install_details.h

Index: chrome/install_static/product_install_details.h
diff --git a/chrome/install_static/product_install_details.h b/chrome/install_static/product_install_details.h
new file mode 100644
index 0000000000000000000000000000000000000000..3bf9573fc01ff2905af3e9ddc2d8c3a87aa5a75d
--- /dev/null
+++ b/chrome/install_static/product_install_details.h
@@ -0,0 +1,48 @@
+// 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.
+
+// Contains functions for determining the product's InstallDetails at runtime.
+
+#ifndef CHROME_INSTALL_STATIC_PRODUCT_INSTALL_DETAILS_H_
+#define CHROME_INSTALL_STATIC_PRODUCT_INSTALL_DETAILS_H_
+
+#include <memory>
+#include <string>
+
+namespace install_static {
+
+struct InstallConstants;
+class PrimaryInstallDetails;
+
+// Creates product details for the current process and sets them as the global
+// InstallDetails for the process.
+void InitializeProductDetailsForModule();
+
+// Functions from here on down are exposed for the sake of testing.
+
+// Returns true if |parent| is a parent of |path|. Path separators at the end of
+// |parent| are ignored. Returns false if |parent| is empty.
+bool IsPathParentOf(const wchar_t* parent,
+                    size_t parent_len,
+                    const std::wstring& path);
+
+// Returns true if |path| is within C:\Program Files{, (x86)}.
+bool PathIsInProgramFiles(const std::wstring& path);
+
+// Returns the install suffix embedded in |exe_path| or an empty string if none
+// is found. |exe_path| is expected be something similar to
+// "...\[kProductName][suffix]\Application".
+std::wstring GetInstallSuffix(const std::wstring& exe_path);
+
+// Returns true if the browser of |mode| at |system_level| is registered as
+// being multi-install.
+bool IsMultiInstall(const InstallConstants& mode, bool system_level);
+
+// Creates product details for the process at |exe_path|.
+std::unique_ptr<PrimaryInstallDetails> MakeProductDetails(
+    const std::wstring& exe_path);
+
+}  // namespace install_static
+
+#endif  // CHROME_INSTALL_STATIC_PRODUCT_INSTALL_DETAILS_H_