Delete old (pre-MD) download shelf view code.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 3664217125de2b559cb2e6fbfbec50bd6d321930..704906a19dd24db9822d3546f9f40af16e256470 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -1460,19 +1460,16 @@ are declared in build/common.gypi.
       </message>
 
       <!-- Download Shelf-->
-      <if expr="is_macosx">
-        <message name="IDS_SHOW_ALL"
-                 desc="In Title Case: Button text on a button that opens the downloads page">
+      <if expr="use_titlecase">
+        <message name="IDS_SHOW_ALL_DOWNLOADS" desc="Button label shown at the corner of the download shelf that opens the downloads page (title case)">
           Show All
         </message>
       </if>
-      <message name="IDS_SHOW_ALL_DOWNLOADS"
-               desc="Link label shown at the corner of the download shelf">
-        Show all downloads...
-      </message>
-      <message name="IDS_SHOW_ALL_DOWNLOADS_MD" desc="Button label shown at the corner of the download shelf">
-        Show all
-      </message>
+      <if expr="not use_titlecase">
+        <message name="IDS_SHOW_ALL_DOWNLOADS" desc="Button label shown at the corner of the download shelf that opens the downloads page (sentence case)">
+          Show all
+        </message>
+      </if>
       <!-- Download Error Messages-->
       <!-- *_STATUS_*: Short message in the download on the shelf.-->
       <!-- *_DESCRIPTION_*: Corresponding more descriptive message on the download page.-->