Android: use grit target platform instead of define.

chrome/renderer/resources/neterror.html

Index: chrome/renderer/resources/neterror.html
diff --git a/chrome/renderer/resources/neterror.html b/chrome/renderer/resources/neterror.html
index d9aaf8927cab3ad3b64125b54e1fa5c78d1b3402..f3a30831e7726abd23eafc79180b018d03683d60 100644
--- a/chrome/renderer/resources/neterror.html
+++ b/chrome/renderer/resources/neterror.html
@@ -36,7 +36,7 @@ html:not([subframe]) #sub-frame-error {
   border-bottom: 1px solid #888;
   border-radius: 3px;
   color: black;
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   /* Not done on mobile for performance reasons. */
   box-shadow: 0px 2px 2px #AAA;
 </if>
@@ -88,7 +88,7 @@ a {
 
 #sub-frame-error-details {
   color: #8F8F8F;
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   /* Not done on mobile for performance reasons. */
   text-shadow: 0 1px 0 rgba(255,255,255,0.3);
 </if>
@@ -109,7 +109,7 @@ button {
   text-shadow: 0 1px 0 rgb(240, 240, 240);
   -webkit-user-select: none;
   padding: 8px 13px;
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   /* Not done on mobile for performance reasons. */
   border-radius: 2px;
   box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08), inset 0 1px 2px rgba(255, 255, 255, 0.75);
@@ -120,7 +120,7 @@ button:hover {
   background-image: -webkit-linear-gradient(#f0f0f0, #f0f0f0 38%, #e0e0e0);
   border: 1px solid rgba(0, 0, 0, 0.3);
   color: #000;
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   box-shadow: 0 1px 0 rgba(0, 0, 0, 0.12), inset 0 1px 2px rgba(255, 255, 255, 0.95);
 </if>
 }
@@ -129,7 +129,7 @@ button:active {
   background-image: -webkit-linear-gradient(#e7e7e7, #e7e7e7 38%, #d7d7d7);
   border: 1px solid rgba(0, 0, 0, 0.3);
   color: #444;
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   box-shadow: none;
 </if>
 }
@@ -139,7 +139,7 @@ button:active {
   border: 1px solid rgba(45, 102, 195, 1);
   color: #fff;
   text-shadow: 0 1px 0 rgba(0,0,0,0.5);
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   box-shadow: 0 1px 0 rgba(0, 0, 0, 0.15), inset 0 1px 2px rgba(255, 255, 255, 0.2);
 </if>
 }
@@ -148,7 +148,7 @@ button:active {
   background-image: -webkit-linear-gradient(#659efd, #659efd 38%, #6097f1);
   border: 1px solid rgba(45, 102, 195, 1);
   color: #fff;
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   box-shadow: 0 1px 0 rgba(0, 0, 0, 0.25), inset 0 1px 2px rgba(255, 255, 255, 0.2);
 </if>
 }
@@ -157,7 +157,7 @@ button:active {
   background-image: -webkit-linear-gradient(#6095ed, #6095ed 38%, #6095ed);
   border: 1px solid rgba(38, 84, 160, 1);
   color: #fff;
-<if expr="not pp_ifdef('android') and not pp_ifdef('ios')">
+<if expr="not is_android and not pp_ifdef('ios')">
   box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.1);
 </if>
 }