Make sure the find bar isn't themed in incognito mode.

Per this comment on linked bug: https://crbug.com/651643#c62

Bug: 651643
Change-Id: Ic90a7a83232d4c3eace025872ef839d68d68d45c
Reviewed-on: https://chromium-review.googlesource.com/823083Reviewed-by: Peter Kasting <pkasting@chromium.org>
Commit-Queue: Allen Bauer <kylixrd@chromium.org>
Cr-Commit-Position: refs/heads/master@{#524079}

chrome/browser/ui/views/find_bar_view.cc

@@ -300,6 +300,14 @@ gfx::Size FindBarView::CalculatePreferredSize() const {
   return size;
 }
 
+void FindBarView::AddedToWidget() {
+  // Since the find bar now works/looks like a location bar bubble, make sure it
+  // doesn't get dark themed in incognito mode.
+  if (find_bar_host_->browser_view()->browser()->profile()->GetProfileType() ==
+      Profile::INCOGNITO_PROFILE)
+    SetNativeTheme(ui::NativeTheme::GetInstanceForNativeUi());
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // FindBarView, DropdownBarHostDelegate implementation:
 

chrome/browser/ui/views/find_bar_view.h

@@ -88,6 +88,10 @@ class FindBarView : public views::View,
   // views::ViewTargeterDelegate:
   views::View* TargetForRect(View* root, const gfx::Rect& rect) override;
 
+ protected:
+  // views::View overrides:
+  void AddedToWidget() override;
+
  private:
   // Starts finding |search_text|.  If the text is empty, stops finding.
   void Find(const base::string16& search_text);