search: Log when bookmark bar is pinned.

chrome/browser/search_engines/template_url.h

Index: chrome/browser/search_engines/template_url.h
diff --git a/chrome/browser/search_engines/template_url.h b/chrome/browser/search_engines/template_url.h
index 1798e1a6c78ee5e1026d2a7db2b4fb22ec6247e3..c60cd06c1b0a1b773545f355022e903387061cdc 100644
--- a/chrome/browser/search_engines/template_url.h
+++ b/chrome/browser/search_engines/template_url.h
@@ -120,6 +120,9 @@ class TemplateURLRef {
 
     // When searching for an image, the original size of the image.
     gfx::Size image_original_size;
+
+    // True for searches issued with the bookmark bar pref set to shown.
+    bool bookmark_bar_pinned;

[Peter Kasting, 2013/10/01 01:03:31]

Tiny nit: Let's move this up above append_extra_query_params, since that's
basically the end of the "non-image-search args" section.

[Jered, 2013/10/01 18:46:15]

Done.

   };
 
   TemplateURLRef(TemplateURL* owner, Type type);
@@ -238,6 +241,7 @@ class TemplateURLRef {
     GOOGLE_ASSISTED_QUERY_STATS,
     GOOGLE_BASE_URL,
     GOOGLE_BASE_SUGGEST_URL,
+    GOOGLE_BOOKMARK_BAR_PINNED,
     GOOGLE_CURSOR_POSITION,
     GOOGLE_IMAGE_ORIGINAL_HEIGHT,
     GOOGLE_IMAGE_ORIGINAL_WIDTH,