convert string to raw string literal intention (IDEA-189855)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advRawStringLiteral/StringToRawTransformation.after.java

@@ -0,0 +1,7 @@
+class A {
+  {
+    String s = `a"
+"b
+c \`;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advRawStringLiteral/StringToRawTransformation.java

@@ -0,0 +1,7 @@
+class A {
+  {
+    String s = "a<caret>\"\n" +
+               "\"b\n" +
+               "c \\";
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advRawStringLiteral/StringToRawTransformationWithTicsInside.after.java

@@ -0,0 +1,7 @@
+class A {
+  {
+    String s = ``a"
+"b`
+c \``;
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advRawStringLiteral/StringToRawTransformationWithTicsInside.java

@@ -0,0 +1,7 @@
+class A {
+  {
+    String s = "a<caret>\"\n" +
+               "\"b`\n" +
+               "c \\";
+  }
+}