Use exact pixel sizes instead of dip in webapp/WebAPK installability code

chrome/browser/installable/installable_manager.h

 // Copyright 2016 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.
 
 #ifndef CHROME_BROWSER_INSTALLABLE_INSTALLABLE_MANAGER_H_
 #define CHROME_BROWSER_INSTALLABLE_INSTALLABLE_MANAGER_H_
 
 #include <map>
 #include <memory>
 #include <utility>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/installable/installable_logging.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
 #include "content/public/common/manifest.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "url/gurl.h"
 
 // This struct specifies the work to be done by the InstallableManager.
 // Data is cached and fetched in the order specified in this struct. A web app
 // manifest will always be fetched first.
 struct InstallableParams {
   // The ideal icon size to fetch. Used only if |fetch_valid_icon| is true.
-  int ideal_icon_size_in_dp = -1;
+  int ideal_icon_size_in_px = -1;
 
   // The minimum icon size to fetch. Used only if |fetch_valid_icon| is true.
-  int minimum_icon_size_in_dp = -1;
+  int minimum_icon_size_in_px = -1;
 
   // Check whether the site is installable. That is, it has a manifest valid for
   // a web app and a service worker controlling the manifest start URL and the
   // current URL.
   bool check_installable = false;
 
   // Check whether there is an icon in the manifest conforming to the icon size
   // parameters, and that the icon can be fetched and isn't an empty bitmap.
   bool fetch_valid_icon = false;
 };
@@ skipping 32 matching lines @@
 // This class is responsible for fetching the resources required to check and
 // install a site.
 class InstallableManager
     : public content::WebContentsObserver,
       public content::WebContentsUserData<InstallableManager> {
  public:
   explicit InstallableManager(content::WebContents* web_contents);
   ~InstallableManager() override;
 
   // Returns the minimum icon size in pixels for a site to be installable.
-  // TODO(dominickn): consolidate this concept with minimum_icon_size_in_dp
+  // TODO(dominickn): consolidate this concept with minimum_icon_size_in_px
   // across all platforms.
   static int GetMinimumIconSizeInPx();
 
   // Get the installable data, fetching the resources specified in |params|.
   // |callback| is invoked synchronously (i.e. no via PostTask on the UI thread
   // when the data is ready; the synchronous execution ensures that the
   // references |callback| receives in its InstallableData argument are valid.
   //
   // Calls requesting data that is already fetched will return the cached data.
   // This method is marked virtual so clients may mock this object in tests.
@@ skipping 86 matching lines @@
   std::map<IconParams, IconProperty> icons_;
 
   bool is_active_;
 
   base::WeakPtrFactory<InstallableManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(InstallableManager);
 };
 
 #endif  // CHROME_BROWSER_INSTALLABLE_INSTALLABLE_MANAGER_H_