[Material][Mac] Remove the colon in the selected keyword decoration

chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.mm

Index: chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.mm b/chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.mm
index 97522b5843d31bfd9fe36aec8d997e514be2857a..2e34a4d5517a027113f95271410ea9847d011805 100644
--- a/chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.mm
+++ b/chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.mm
@@ -66,20 +66,27 @@ void SelectedKeywordDecoration::SetKeyword(const base::string16& short_name,
                                            bool is_extension_keyword) {
   const base::string16 min_name(
       location_bar_util::CalculateMinString(short_name));
-  NSString* full_string = is_extension_keyword ?
-      base::SysUTF16ToNSString(short_name) :
-      l10n_util::GetNSStringF(IDS_OMNIBOX_KEYWORD_TEXT, short_name);
+  const int keyword_text_id = ui::MaterialDesignController::IsModeMaterial()
+                                  ? IDS_OMNIBOX_KEYWORD_TEXT_MD
+                                  : IDS_OMNIBOX_KEYWORD_TEXT;
+
+  NSString* full_string =
+      is_extension_keyword
+          ? base::SysUTF16ToNSString(short_name)
+          : l10n_util::GetNSStringF(keyword_text_id, short_name);
 
   // The text will be like "Search <name>:".  "<name>" is a parameter
-  // derived from |short_name|.
+  // derived from |short_name|. If we're using Material Design, the text will
+  // be like "Search <name>" instead.
   full_string_.reset([full_string copy]);
 
   if (min_name.empty()) {
     partial_string_.reset();
   } else {
-    NSString* partial_string = is_extension_keyword ?
-        base::SysUTF16ToNSString(min_name) :
-        l10n_util::GetNSStringF(IDS_OMNIBOX_KEYWORD_TEXT, min_name);
+    NSString* partial_string =
+        is_extension_keyword
+            ? base::SysUTF16ToNSString(min_name)
+            : l10n_util::GetNSStringF(keyword_text_id, min_name);
     partial_string_.reset([partial_string copy]);
   }
 }