[Android WebView] Set WebView font renderer preferences

android_webview/native/aw_contents.cc

Index: android_webview/native/aw_contents.cc
diff --git a/android_webview/native/aw_contents.cc b/android_webview/native/aw_contents.cc
index 6b6752559922a5aab51d0eb4ec2d948ad38fec86..82100be08d15eba2b17a77a6708e7f76a1588fd7 100644
--- a/android_webview/native/aw_contents.cc
+++ b/android_webview/native/aw_contents.cc
@@ -147,8 +147,7 @@ AwContents::AwContents(scoped_ptr<WebContents> web_contents)
   if (autofill_manager_delegate)
     InitAutofillIfNecessary(autofill_manager_delegate->GetSaveFormData());
 
-  web_contents_->GetMutableRendererPrefs()->tap_multiple_targets_strategy =
-      content::TAP_MULTIPLE_TARGETS_STRATEGY_NONE;
+  SetAndroidWebViewRendererPrefs();
 }
 
 void AwContents::SetJavaPeers(JNIEnv* env,
@@ -214,6 +213,18 @@ void AwContents::InitAutofillIfNecessary(bool enabled) {
       AutofillManager::DISABLE_AUTOFILL_DOWNLOAD_MANAGER);
 }
 
+void AwContents::SetAndroidWebViewRendererPrefs() {
+  content::RendererPreferences* prefs =
+      web_contents_->GetMutableRendererPrefs();
+  prefs->hinting = content::RENDERER_PREFERENCES_HINTING_SLIGHT;
+  prefs->tap_multiple_targets_strategy =
+      content::TAP_MULTIPLE_TARGETS_STRATEGY_NONE;
+  prefs->use_subpixel_positioning = true;
+  content::RenderViewHost* host = web_contents_->GetRenderViewHost();
+  if (host)
+    host->SyncRendererPrefs();
+}
+
 void AwContents::SetAwAutofillManagerDelegate(jobject delegate) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);