Coverity: Initialize member variables.

content/browser/renderer_host/render_widget_host_view_base.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 
 #include "base/logging.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/port/browser/smooth_scroll_gesture.h"
@@ skipping 26 matching lines @@
 RenderWidgetHostViewPort* RenderWidgetHostViewPort::CreateViewForWidget(
     content::RenderWidgetHost* widget) {
   return FromRWHV(RenderWidgetHostView::CreateViewForWidget(widget));
 }
 
 RenderWidgetHostViewBase::RenderWidgetHostViewBase()
     : popup_type_(WebKit::WebPopupTypeNone),
       mouse_locked_(false),
       showing_context_menu_(false),
       selection_text_offset_(0),
-      selection_range_(ui::Range::InvalidRange()) {
+      selection_range_(ui::Range::InvalidRange()),
+      current_device_scale_factor_(0) {
 }
 
 RenderWidgetHostViewBase::~RenderWidgetHostViewBase() {
   DCHECK(!mouse_locked_);
 }
 
 void RenderWidgetHostViewBase::SetBackground(const SkBitmap& background) {
   background_ = background;
 }
 
@@ skipping 103 matching lines @@
   bool scroll_down_;
   bool scroll_far_;
 };
 
 SmoothScrollGesture* RenderWidgetHostViewBase::CreateSmoothScrollGesture(
     bool scroll_down, bool scroll_far) {
   return new BasicMouseWheelSmoothScrollGesture(scroll_down, scroll_far);
 }
 
 }  // namespace content