help: remove hash+ref+position from chrome://help page.

R=michaelpg@chromium.org
BUG=416133

Review URL: https://codereview.chromium.org/583193007

Cr-Commit-Position: refs/heads/master@{#295834}

chrome/browser/resources/help/help_content.html

@@ -13,7 +13,7 @@
 </if>
   </div>
   <div id="version-container">
-    <div i18n-values=".innerHTML:browserVersionLongHtml" dir="ltr"></div>
+    <div i18n-content="browserVersion" dir="ltr"></div>
 <if expr="chromeos">
     <div>
       <span i18n-content="platform"></span>&nbsp;<span id="os-version"></span>

chrome/browser/ui/webui/help/help_handler.cc

@@ -112,26 +112,6 @@ bool CanChangeChannel() {
 
 #endif  // defined(OS_CHROMEOS)
 
-base::string16 BrowserVersionString(bool long_html) {
-  chrome::VersionInfo version_info;
-  DCHECK(version_info.is_valid());
-
-  std::string version = version_info.Version();
-
-  std::string modifier = chrome::VersionInfo::GetVersionStringModifier();
-  if (!modifier.empty())
-    version += " " + modifier;
-
-#if defined(ARCH_CPU_64_BITS)
-  version += " (64-bit)";
-#endif
-
-  if (long_html)
-    version += "<br>(" + version_info.LastChange() + ")";
-
-  return base::UTF8ToUTF16(version);
-}
-
 }  // namespace
 
 HelpHandler::HelpHandler()
@@ -234,11 +214,7 @@ void HelpHandler::GetLocalizedValues(base::DictionaryValue* localized_strings) {
   localized_strings->SetString(
       "browserVersion",
       l10n_util::GetStringFUTF16(IDS_ABOUT_PRODUCT_VERSION,
-                                 BrowserVersionString(false)));
-  localized_strings->SetString(
-      "browserVersionLongHtml",
-      l10n_util::GetStringFUTF16(IDS_ABOUT_PRODUCT_VERSION,
-                                 BrowserVersionString(true)));
+                                 BuildBrowserVersionString()));
 
   base::Time::Exploded exploded_time;
   base::Time::Now().LocalExplode(&exploded_time);
@@ -335,7 +311,20 @@ void HelpHandler::Observe(int type, const content::NotificationSource& source,
 
 // static
 base::string16 HelpHandler::BuildBrowserVersionString() {
-  return BrowserVersionString(false);
+  chrome::VersionInfo version_info;
+  DCHECK(version_info.is_valid());
+
+  std::string version = version_info.Version();
+
+  std::string modifier = chrome::VersionInfo::GetVersionStringModifier();
+  if (!modifier.empty())
+    version += " " + modifier;
+
+#if defined(ARCH_CPU_64_BITS)
+  version += " (64-bit)";
+#endif
+
+  return base::UTF8ToUTF16(version);
 }
 
 void HelpHandler::OnPageLoaded(const base::ListValue* args) {