Remove OriginChip code.

chrome/browser/ui/omnibox/omnibox_view.h

Index: chrome/browser/ui/omnibox/omnibox_view.h
diff --git a/chrome/browser/ui/omnibox/omnibox_view.h b/chrome/browser/ui/omnibox/omnibox_view.h
index af3efbc88d68b68d0a794df95e89e21940a23ae0..7ca541237fc9f39c26cf153e6660930c55d6b647 100644
--- a/chrome/browser/ui/omnibox/omnibox_view.h
+++ b/chrome/browser/ui/omnibox/omnibox_view.h
@@ -44,9 +44,6 @@ class OmniboxView {
   CommandUpdater* command_updater() { return command_updater_; }
   const CommandUpdater* command_updater() const { return command_updater_; }
 
-  // Handle mouse release events concerning the origin chip.
-  void HandleOriginChipMouseRelease();
-
   // Shared cross-platform focus handling.
   void OnDidKillFocus();
 
@@ -60,8 +57,7 @@ class OmniboxView {
   // Called when any relevant state changes other than changing tabs.
   virtual void Update() = 0;
 
-  // Updates the placeholder text with the value of GetHintText() if the
-  // origin chip is enabled.
+  // Updates the placeholder text with the value of GetHintText() if possible.

[Justin Donnelly, 2014/11/21 19:15:24]

To avoid ambiguity, suggest replacing "if possible" with "if the show hint text
field trial is enabled."

[groby-ooo-7-16, 2014/12/02 18:40:10]

Slightly different wording, omitting "field trial", since that's an impl detail.

   virtual void UpdatePlaceholderText() = 0;
 
   // Asks the browser to load the specified match, using the supplied