Remove unused param "width_" from SearchBox::OnMarginChange().

This is a prep CL to fix crbug.com/247517 and crbug.com/272583.

BUG=none
TEST=none
TBR=cevans@chromium.org

Review URL: https://codereview.chromium.org/148683002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@247828 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/search/instant_ipc_sender.cc

@@ -16,8 +16,7 @@ class InstantIPCSenderImpl : public InstantIPCSender {
 
  private:
   virtual void SetOmniboxBounds(const gfx::Rect& bounds) OVERRIDE {
-    Send(new ChromeViewMsg_SearchBoxMarginChange(
-        routing_id(), bounds.x(), bounds.width()));
+    Send(new ChromeViewMsg_SearchBoxMarginChange(routing_id(), bounds.x()));
   }
 
   virtual void FocusChanged(OmniboxFocusState state,
@@ -41,8 +40,7 @@ class IncognitoInstantIPCSenderImpl : public InstantIPCSender {
 
  private:
   virtual void SetOmniboxBounds(const gfx::Rect& bounds) OVERRIDE {
-    Send(new ChromeViewMsg_SearchBoxMarginChange(
-        routing_id(), bounds.x(), bounds.width()));
+    Send(new ChromeViewMsg_SearchBoxMarginChange(routing_id(), bounds.x()));
   }
 
   DISALLOW_COPY_AND_ASSIGN(IncognitoInstantIPCSenderImpl);

chrome/common/render_messages.h

@@ -307,9 +307,7 @@ IPC_MESSAGE_ROUTED2(ChromeViewMsg_SearchBoxFocusChanged,
                     OmniboxFocusState /* new_focus_state */,
                     OmniboxFocusChangeReason /* reason */)
 
-IPC_MESSAGE_ROUTED2(ChromeViewMsg_SearchBoxMarginChange,
-                    int /* start */,
-                    int /* width */)
+IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxMarginChange, int /* start */)
 
 IPC_MESSAGE_ROUTED1(ChromeViewMsg_SearchBoxMostVisitedItemsChanged,
                     std::vector<InstantMostVisitedItem> /* items */)

chrome/renderer/searchbox/searchbox.cc

@@ -150,8 +150,7 @@ SearchBox::SearchBox(content::RenderView* render_view)
     display_instant_results_(false),
     most_visited_items_cache_(kMaxInstantMostVisitedItemCacheSize),
     query_(),
-    start_margin_(0),
-    width_(0) {
+    start_margin_(0) {
 }
 
 SearchBox::~SearchBox() {
@@ -361,9 +360,8 @@ void SearchBox::OnFocusChanged(OmniboxFocusState new_focus_state,
   }
 }
 
-void SearchBox::OnMarginChange(int margin, int width) {
+void SearchBox::OnMarginChange(int margin) {
   start_margin_ = margin;
-  width_ = width;
   if (render_view()->GetWebView() && render_view()->GetWebView()->mainFrame()) {
     extensions_v8::SearchBoxExtension::DispatchMarginChange(
         render_view()->GetWebView()->mainFrame());
@@ -458,7 +456,6 @@ void SearchBox::Reset() {
   query_.clear();
   suggestion_ = InstantSuggestion();
   start_margin_ = 0;
-  width_ = 0;
   is_focused_ = false;
   is_key_capture_enabled_ = false;
   theme_info_ = ThemeBackgroundInfo();

chrome/renderer/searchbox/searchbox.h

@@ -118,7 +118,7 @@ class SearchBox : public content::RenderViewObserver,
   void OnDetermineIfPageSupportsInstant();
   void OnFocusChanged(OmniboxFocusState new_focus_state,
                       OmniboxFocusChangeReason reason);
-  void OnMarginChange(int margin, int width);
+  void OnMarginChange(int margin);
   void OnMostVisitedChanged(
       const std::vector<InstantMostVisitedItem>& items);
   void OnPromoInformationReceived(bool is_app_launcher_enabled);
@@ -148,7 +148,6 @@ class SearchBox : public content::RenderViewObserver,
   base::string16 query_;
   int start_margin_;
   InstantSuggestion suggestion_;
-  int width_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchBox);
 };