Closing idle connections, including jni interface

Part of fix for bug 4487538 Current Drain

Change-Id: Ib08ea52c1c71726b76a5811663b6990aa13146ad

3 files changed, 28 insertions, 0 deletions

diff --git a/Source/WebKit/android/WebCoreSupport/WebCache.cpp b/Source/WebKit/android/WebCoreSupport/WebCache.cpp
index a15bf7f..3c49430 100644
--- a/Source/WebKit/android/WebCoreSupport/WebCache.cpp
+++ b/Source/WebKit/android/WebCoreSupport/WebCache.cpp
@@ -134,6 +134,18 @@ void WebCache::clear()
         thread->message_loop()->PostTask(FROM_HERE, NewRunnableMethod(this, &WebCache::clearImpl));
 }
 
+void WebCache::closeIdleConnections()
+{
+    base::Thread* thread = WebUrlLoaderClient::ioThread();
+    if (thread)
+        thread->message_loop()->PostTask(FROM_HERE, NewRunnableMethod(this, &WebCache::closeIdleImpl));
+}
+
+void WebCache::closeIdleImpl()
+{
+    m_cache->CloseIdleConnections();
+}
+
 void WebCache::clearImpl()
 {
     if (m_isClearInProgress)
diff --git a/Source/WebKit/android/WebCoreSupport/WebCache.h b/Source/WebKit/android/WebCoreSupport/WebCache.h
index 7149fcc..c3b623d 100644
--- a/Source/WebKit/android/WebCoreSupport/WebCache.h
+++ b/Source/WebKit/android/WebCoreSupport/WebCache.h
@@ -47,6 +47,8 @@ public:
     net::HostResolver* hostResolver() { return m_hostResolver.get(); }
     net::HttpCache* cache() { return m_cache.get(); }
     net::ProxyConfigServiceAndroid* proxy() { return m_proxyConfigService; }
+    void closeIdleConnections();
+
 
 private:
     WebCache(bool isPrivateBrowsing);
@@ -56,6 +58,9 @@ private:
     void doomAllEntries(int);
     void onClearDone(int);
 
+    // For closeIdleConnections
+    void closeIdleImpl();
+
     // For getEntry()
     void getEntryImpl();
     void openEntry(int);
diff --git a/Source/WebKit/android/jni/WebViewCore.cpp b/Source/WebKit/android/jni/WebViewCore.cpp
index 3ad8ab2..9b5a6fa 100644
--- a/Source/WebKit/android/jni/WebViewCore.cpp
+++ b/Source/WebKit/android/jni/WebViewCore.cpp
@@ -113,6 +113,7 @@
 #include "SkUtils.h"
 #include "Text.h"
 #include "TypingCommand.h"
+#include "WebCache.h"
 #include "WebCoreFrameBridge.h"
 #include "WebFrameView.h"
 #include "WindowsKeyboardCodes.h"
@@ -4616,6 +4617,14 @@ static void AutoFillForm(JNIEnv* env, jobject obj, jint queryId)
 #endif
 }
 
+static void CloseIdleConnections(JNIEnv* env, jobject obj)
+{
+#if USE(CHROME_NETWORK_STACK)
+    WebCache::get(true)->closeIdleConnections();
+    WebCache::get(false)->closeIdleConnections();
+#endif
+}
+
 static void ScrollRenderLayer(JNIEnv* env, jobject obj, jint layer, jobject jRect)
 {
     SkRect rect;
@@ -4735,6 +4744,8 @@ static JNINativeMethod gJavaWebViewCoreMethods[] = {
         (void*) AutoFillForm },
     { "nativeScrollLayer", "(ILandroid/graphics/Rect;)V",
         (void*) ScrollRenderLayer },
+    { "nativeCloseIdleConnections", "()V",
+        (void*) CloseIdleConnections },
 };
 
 int registerWebViewCore(JNIEnv* env)