MD History: re-use history host constant from content/ instead of duplicating to chrome/

chrome/common/url_constants.cc

Index: chrome/common/url_constants.cc
diff --git a/chrome/common/url_constants.cc b/chrome/common/url_constants.cc
index 99dd99bebc8715c5315375f2313489e41d58388a..2ff9a6536c36329b5dfaa8eced188c84fb621d82 100644
--- a/chrome/common/url_constants.cc
+++ b/chrome/common/url_constants.cc
@@ -209,7 +209,6 @@ const char kChromeUIHangHost[] = "hang";
 const char kChromeUIHangUIHost[] = "uithreadhang";
 const char kChromeUIHelpFrameHost[] = "help-frame";
 const char kChromeUIHelpHost[] = "help";
-const char kChromeUIHistoryHost[] = "history";
 const char kChromeUIHistoryFrameHost[] = "history-frame";
 const char kChromeUIIdentityInternalsHost[] = "identity-internals";
 const char kChromeUIInspectHost[] = "inspect";
@@ -644,7 +643,6 @@ const char* const kChromeHostURLs[] = {
     kChromeUIDeviceLogHost,
     kChromeUIFlagsHost,
     kChromeUIGCMInternalsHost,
-    kChromeUIHistoryHost,
     kChromeUIInvalidationsHost,
     kChromeUILocalStateHost,
     kChromeUINetExportHost,
@@ -675,6 +673,7 @@ const char* const kChromeHostURLs[] = {
     content::kChromeUIDinoHost,
     content::kChromeUIGpuHost,
     content::kChromeUIHistogramHost,
+    content::kChromeUIHistoryHost,
     content::kChromeUIIndexedDBInternalsHost,
     content::kChromeUIMediaInternalsHost,
     content::kChromeUINetworkErrorHost,