Made activate/buy button show consistently on network list and details pages....

chrome/browser/resources/options/chromeos_internet_options_page.css

 /*
  * TODO(xiyuan): Remove the section overrides when options_page.css uses the
  * new style.
  */
 #inetTitle {
   border: none;
 }
 
 #internetPage > section > h3 {
   font-size: 100%;
@@ skipping 161 matching lines @@
 #internetPage:not([accesslocked]) #lockedNetworkBanner,
 #internetPage[accesslocked] #wirelessButtons,
 #internetPage[accesslocked] #wiredSection,
 #internetPage[accesslocked] #wirelessSection,
 #internetPage[accesslocked] #rememberedSection,
 #internetPage[accesslocked] #detailsInternetPage {
   display: none;
 }
 
 #detailsInternetPage:not([connected]) > #advancedSection,
-#detailsInternetPage[connecting] > * > #detailsInternetLogin,
-#detailsInternetPage[connected] > * > #detailsInternetLogin,
-#detailsInternetPage:not([connected])  > * > #buyplanDetails,
 #detailsInternetPage:not([wireless]) > * > #detailsInternetOk,
 #detailsInternetPage[ethernet] .wifi-details,
 #detailsInternetPage[ethernet] .cellular-details,
 #detailsInternetPage[cellular] .wifi-details,
-#detailsInternetPage:not([cellular])  > * > #activateDetails,
-#detailsInternetPage:not([cellular])  > * > #buyplanDetails,
 #detailsInternetPage[wireless] .cellular-details,
 #detailsInternetPage[cellplanloading] .no-plan-info,
 #detailsInternetPage[cellplanloading] .plan-details-info,
-#detailsInternetPage[cellplanloading]  > * > #buyplanDetails,
 #detailsInternetPage[cellplanloading] #planList,
-#detailsInternetPage[activated] > * > #activateDetails,
-#detailsInternetPage:not([activated]) > * > #buyplanDetails,
-#detailsInternetPage:not([activated]) > * > #detailsInternetLogin,
 #detailsInternetPage[hascellplan] .plan-loading-info,
 #detailsInternetPage[hascellplan] .no-plan-info,
-#detailsInternetPage[hascellplan] > * > #buyplanDetails,
 #detailsInternetPage[nocellplan] .plan-loading-info,
 #detailsInternetPage[nocellplan] .plan-details-info,
-#detailsInternetPage[hasactiveplan] > * > #buyplanDetails,
 #detailsInternetPage:not([gsm]) .gsm-only,
 #detailsInternetPage:not([password]) .password-details,
 #detailsInternetPage[cert] .password-details,
 #detailsInternetPage[certPkcs] .password-details,
 #detailsInternetPage:not([cert]) .cert-details,
 #detailsInternetPage:not([certPkcs]) .cert-pkcs-details {
   display: none;
 }
 
 #wirelessButtons > * > button {
   margin-left: 5px;
 }