Revert 234870 "[Files.app] Set the minimum size of file dialog a..."

> [Files.app] Set the minimum size of file dialog as 320px x 240px
> 
> BUG=310818
> TEST=manually tested
> 
> Review URL: https://codereview.chromium.org/70673003

TBR=yoshiki@chromium.org

Review URL: https://codereview.chromium.org/85643004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237198 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/views/select_file_dialog_extension.cc

@@ -43,8 +43,6 @@ namespace {
 
 const int kFileManagerWidth = 972;  // pixels
 const int kFileManagerHeight = 640;  // pixels
-const int kFileManagerMinWidth = 320;  // pixels
-const int kFileManagerMinHeight = 240;  // pixels
 
 // Holds references to file manager dialogs that have callbacks pending
 // to their listeners.
@@ -372,8 +370,8 @@ void SelectFileDialogExtension::SelectFileImpl(
   ExtensionDialog* dialog = ExtensionDialog::Show(file_manager_url,
       base_window, profile_, web_contents,
       kFileManagerWidth, kFileManagerHeight,
-      kFileManagerMinWidth,
-      kFileManagerMinHeight,
+      kFileManagerWidth,
+      kFileManagerHeight,
 #if defined(USE_AURA)
       file_manager::util::GetSelectFileDialogTitle(type),
 #else